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ALOX8_MOUSE
ID   ALOX8_MOUSE             Reviewed;         677 AA.
AC   O35936; B1ASX5;
DT   11-JAN-2001, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 176.
DE   RecName: Full=Polyunsaturated fatty acid lipoxygenase ALOX8 {ECO:0000305};
DE   AltName: Full=15-lipoxygenase 2 {ECO:0000250|UniProtKB:O15296};
DE            Short=15-LOX-2 {ECO:0000250|UniProtKB:O15296};
DE   AltName: Full=Arachidonate 15-lipoxygenase B;
DE            Short=15-LOX-B;
DE   AltName: Full=Arachidonate 8S-lipoxygenase;
DE            Short=8-LOX;
DE            Short=8S-LOX;
DE            EC=1.13.11.- {ECO:0000269|PubMed:10625675, ECO:0000269|PubMed:10965849, ECO:0000269|PubMed:15558016, ECO:0000269|PubMed:16112079, ECO:0000269|PubMed:16143298, ECO:0000269|PubMed:9305900, ECO:0000305|PubMed:27435673};
DE   AltName: Full=Linoleate 9S-lipoxygenase ALOX8 {ECO:0000305};
DE            EC=1.13.11.58 {ECO:0000269|PubMed:15558016, ECO:0000269|PubMed:9305900, ECO:0000305|PubMed:27435673};
GN   Name=Alox8 {ECO:0000312|MGI:MGI:1098228}; Synonyms=Alox15b;
OS   Mus musculus (Mouse).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae;
OC   Murinae; Mus; Mus.
OX   NCBI_TaxID=10090;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA], FUNCTION IN ARACHIDONATE AND LINOLEATE
RP   METABOLISM, INDUCTION BY PHORBOL ESTER, TISSUE SPECIFICITY, AND CATALYTIC
RP   ACTIVITY.
RC   TISSUE=Epidermis;
RX   PubMed=9305900; DOI=10.1074/jbc.272.39.24410;
RA   Jisaka M., Kim R.B., Boeglin W.E., Nanney L.B., Brash A.R.;
RT   "Molecular cloning and functional expression of a phorbol ester-inducible
RT   8S-lipoxygenase from mouse skin.";
RL   J. Biol. Chem. 272:24410-24416(1997).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA], AND TISSUE SPECIFICITY.
RC   STRAIN=NMRI; TISSUE=Epidermis;
RX   PubMed=9518531; DOI=10.1016/s0005-2760(97)00214-2;
RA   Krieg P., Kinzig A., Heidt M., Marks F., Fuerstenberger G.;
RT   "cDNA cloning of a 8-lipoxygenase and a novel epidermis-type lipoxygenase
RT   from phorbol ester-treated mouse skin.";
RL   Biochim. Biophys. Acta 1391:7-12(1998).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
RC   STRAIN=C57BL/6J; TISSUE=Skin;
RX   PubMed=16141072; DOI=10.1126/science.1112014;
RA   Carninci P., Kasukawa T., Katayama S., Gough J., Frith M.C., Maeda N.,
RA   Oyama R., Ravasi T., Lenhard B., Wells C., Kodzius R., Shimokawa K.,
RA   Bajic V.B., Brenner S.E., Batalov S., Forrest A.R., Zavolan M., Davis M.J.,
RA   Wilming L.G., Aidinis V., Allen J.E., Ambesi-Impiombato A., Apweiler R.,
RA   Aturaliya R.N., Bailey T.L., Bansal M., Baxter L., Beisel K.W., Bersano T.,
RA   Bono H., Chalk A.M., Chiu K.P., Choudhary V., Christoffels A.,
RA   Clutterbuck D.R., Crowe M.L., Dalla E., Dalrymple B.P., de Bono B.,
RA   Della Gatta G., di Bernardo D., Down T., Engstrom P., Fagiolini M.,
RA   Faulkner G., Fletcher C.F., Fukushima T., Furuno M., Futaki S.,
RA   Gariboldi M., Georgii-Hemming P., Gingeras T.R., Gojobori T., Green R.E.,
RA   Gustincich S., Harbers M., Hayashi Y., Hensch T.K., Hirokawa N., Hill D.,
RA   Huminiecki L., Iacono M., Ikeo K., Iwama A., Ishikawa T., Jakt M.,
RA   Kanapin A., Katoh M., Kawasawa Y., Kelso J., Kitamura H., Kitano H.,
RA   Kollias G., Krishnan S.P., Kruger A., Kummerfeld S.K., Kurochkin I.V.,
RA   Lareau L.F., Lazarevic D., Lipovich L., Liu J., Liuni S., McWilliam S.,
RA   Madan Babu M., Madera M., Marchionni L., Matsuda H., Matsuzawa S., Miki H.,
RA   Mignone F., Miyake S., Morris K., Mottagui-Tabar S., Mulder N., Nakano N.,
RA   Nakauchi H., Ng P., Nilsson R., Nishiguchi S., Nishikawa S., Nori F.,
RA   Ohara O., Okazaki Y., Orlando V., Pang K.C., Pavan W.J., Pavesi G.,
RA   Pesole G., Petrovsky N., Piazza S., Reed J., Reid J.F., Ring B.Z.,
RA   Ringwald M., Rost B., Ruan Y., Salzberg S.L., Sandelin A., Schneider C.,
RA   Schoenbach C., Sekiguchi K., Semple C.A., Seno S., Sessa L., Sheng Y.,
RA   Shibata Y., Shimada H., Shimada K., Silva D., Sinclair B., Sperling S.,
RA   Stupka E., Sugiura K., Sultana R., Takenaka Y., Taki K., Tammoja K.,
RA   Tan S.L., Tang S., Taylor M.S., Tegner J., Teichmann S.A., Ueda H.R.,
RA   van Nimwegen E., Verardo R., Wei C.L., Yagi K., Yamanishi H.,
RA   Zabarovsky E., Zhu S., Zimmer A., Hide W., Bult C., Grimmond S.M.,
RA   Teasdale R.D., Liu E.T., Brusic V., Quackenbush J., Wahlestedt C.,
RA   Mattick J.S., Hume D.A., Kai C., Sasaki D., Tomaru Y., Fukuda S.,
RA   Kanamori-Katayama M., Suzuki M., Aoki J., Arakawa T., Iida J., Imamura K.,
RA   Itoh M., Kato T., Kawaji H., Kawagashira N., Kawashima T., Kojima M.,
RA   Kondo S., Konno H., Nakano K., Ninomiya N., Nishio T., Okada M., Plessy C.,
RA   Shibata K., Shiraki T., Suzuki S., Tagami M., Waki K., Watahiki A.,
RA   Okamura-Oho Y., Suzuki H., Kawai J., Hayashizaki Y.;
RT   "The transcriptional landscape of the mammalian genome.";
RL   Science 309:1559-1563(2005).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=C57BL/6J;
RX   PubMed=19468303; DOI=10.1371/journal.pbio.1000112;
RA   Church D.M., Goodstadt L., Hillier L.W., Zody M.C., Goldstein S., She X.,
RA   Bult C.J., Agarwala R., Cherry J.L., DiCuccio M., Hlavina W., Kapustin Y.,
RA   Meric P., Maglott D., Birtle Z., Marques A.C., Graves T., Zhou S.,
RA   Teague B., Potamousis K., Churas C., Place M., Herschleb J., Runnheim R.,
RA   Forrest D., Amos-Landgraf J., Schwartz D.C., Cheng Z., Lindblad-Toh K.,
RA   Eichler E.E., Ponting C.P.;
RT   "Lineage-specific biology revealed by a finished genome assembly of the
RT   mouse.";
RL   PLoS Biol. 7:E1000112-E1000112(2009).
RN   [5]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
RC   STRAIN=FVB/N; TISSUE=Kidney;
RX   PubMed=15489334; DOI=10.1101/gr.2596504;
RG   The MGC Project Team;
RT   "The status, quality, and expansion of the NIH full-length cDNA project:
RT   the Mammalian Gene Collection (MGC).";
RL   Genome Res. 14:2121-2127(2004).
RN   [6]
RP   FUNCTION IN KERATINOCYTE DIFFERENTIATION, AND CATALYTIC ACTIVITY.
RX   PubMed=10965849;
RA   Muga S.J., Thuillier P., Pavone A., Rundhaug J.E., Boeglin W.E., Jisaka M.,
RA   Brash A.R., Fischer S.M.;
RT   "8S-lipoxygenase products activate peroxisome proliferator-activated
RT   receptor alpha and induce differentiation in murine keratinocytes.";
RL   Cell Growth Differ. 11:447-454(2000).
RN   [7]
RP   FUNCTION, CATALYTIC ACTIVITY, AND MUTAGENESIS OF TYR-603 AND HIS-604.
RX   PubMed=10625675; DOI=10.1074/jbc.275.2.1287;
RA   Jisaka M., Kim R.B., Boeglin W.E., Brash A.R.;
RT   "Identification of amino acid determinants of the positional specificity of
RT   mouse 8S-lipoxygenase and human 15S-lipoxygenase-2.";
RL   J. Biol. Chem. 275:1287-1293(2000).
RN   [8]
RP   MUTAGENESIS OF SER-558.
RX   PubMed=11368335; DOI=10.1006/abbi.2000.2175;
RA   Jisaka M., Boeglin W.E., Kim R.B., Brash A.R.;
RT   "Site-directed mutagenesis studies on a putative fifth iron ligand of mouse
RT   8S-lipoxygenase: retention of catalytic activity on mutation of serine-558
RT   to asparagine, histidine, or alanine.";
RL   Arch. Biochem. Biophys. 386:136-142(2001).
RN   [9]
RP   FUNCTION AS A 8S-LIPOXYGENASE, CATALYTIC ACTIVITY, AND MUTAGENESIS OF
RP   HIS-374.
RX   PubMed=16143298; DOI=10.1016/j.bbrc.2005.08.099;
RA   Kawajiri H., Piao Y., Takahashi Y., Murakami T., Hamanaka N., Yoshimoto T.;
RT   "Synthesis of 8,9-leukotriene A4 by murine 8-lipoxygenase.";
RL   Biochem. Biophys. Res. Commun. 338:144-148(2005).
RN   [10]
RP   CATALYTIC ACTIVITY, BIOPHYSICOCHEMICAL PROPERTIES, KINETIC PARAMETERS, AND
RP   FUNCTION.
RX   PubMed=16112079; DOI=10.1016/j.bbrc.2005.08.029;
RA   Jisaka M., Iwanaga C., Takahashi N., Goto T., Kawada T., Yamamoto T.,
RA   Ikeda I., Nishimura K., Nagaya T., Fushiki T., Yokota K.;
RT   "Double dioxygenation by mouse 8S-lipoxygenase: specific formation of a
RT   potent peroxisome proliferator-activated receptor alpha agonist.";
RL   Biochem. Biophys. Res. Commun. 338:136-143(2005).
RN   [11]
RP   CATALYTIC ACTIVITY, AND FUNCTION.
RX   PubMed=15558016; DOI=10.1038/sj.onc.1208269;
RA   Kim E., Rundhaug J.E., Benavides F., Yang P., Newman R.A., Fischer S.M.;
RT   "An antitumorigenic role for murine 8S-lipoxygenase in skin
RT   carcinogenesis.";
RL   Oncogene 24:1174-1187(2005).
RN   [12]
RP   FUNCTION, CATALYTIC ACTIVITY, AND BIOPHYSICOCHEMICAL PROPERTIES.
RX   PubMed=27435673; DOI=10.1074/jbc.m116.741454;
RA   Bender G., Schexnaydre E.E., Murphy R.C., Uhlson C., Newcomer M.E.;
RT   "Membrane-dependent Activities of Human 15-LOX-2 and Its Murine
RT   Counterpart: IMPLICATIONS FOR MURINE MODELS OF ATHEROSCLEROSIS.";
RL   J. Biol. Chem. 291:19413-19424(2016).
CC   -!- FUNCTION: Non-heme iron-containing dioxygenase that catalyzes the
CC       stereo-specific peroxidation of free and esterified polyunsaturated
CC       fatty acids generating a spectrum of bioactive lipid mediators
CC       (PubMed:9305900, PubMed:10965849, PubMed:10625675, PubMed:16143298,
CC       PubMed:16112079, PubMed:15558016, PubMed:27435673). Catalyzes the
CC       peroxidation of arachidonate and linoleate into (8S)-HPETE and (9S)-
CC       HPODE respectively (PubMed:9305900, PubMed:10965849, PubMed:10625675,
CC       PubMed:16143298, PubMed:16112079, PubMed:15558016, PubMed:27435673). In
CC       addition to generate (8S)-HPETE from free arachidonic acid (AA), may
CC       produce other HETE isomers from phospholipid-esterified polyunsaturated
CC       fatty acids and minor products derived from (8S)-HPETE itself that may
CC       include leukotriene A4 and 8,15-diHPETE (PubMed:16143298,
CC       PubMed:16112079, PubMed:27435673). With free arachidonate as substrate,
CC       has no detectable 15S-lipoxygenase activity and only displays a 8S-
CC       lipoxygenase activity (PubMed:10625675, PubMed:16112079,
CC       PubMed:16143298, PubMed:15558016, PubMed:10965849, PubMed:9305900).
CC       However may have a 15S-lipoxygenase activity with (8S)-HPETE to produce
CC       (8S,15S)-diHPETE and when oxidizes directly arachidonic acid esterified
CC       to membrane-bound phospholipids to produce a phospholipid-esterified
CC       15-HpETE (PubMed:27435673, PubMed:16112079, PubMed:16143298). May also
CC       catalyze (15S)-HPETE peroxidation to produce 8,15-diHPETE
CC       (PubMed:16112079). May play a role in keratinocyte differentiation
CC       through activation of the peroxisome proliferator activated receptor
CC       signaling pathway (PubMed:10965849). {ECO:0000269|PubMed:10625675,
CC       ECO:0000269|PubMed:10965849, ECO:0000269|PubMed:15558016,
CC       ECO:0000269|PubMed:16112079, ECO:0000269|PubMed:16143298,
CC       ECO:0000269|PubMed:27435673, ECO:0000269|PubMed:9305900}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(9Z,12Z)-octadecadienoate + O2 = (9S)-hydroperoxy-(10E,12Z)-
CC         octadecadienoate; Xref=Rhea:RHEA:30291, ChEBI:CHEBI:15379,
CC         ChEBI:CHEBI:30245, ChEBI:CHEBI:60955; EC=1.13.11.58;
CC         Evidence={ECO:0000269|PubMed:15558016, ECO:0000269|PubMed:9305900,
CC         ECO:0000305|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:30292;
CC         Evidence={ECO:0000305|PubMed:9305900};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(5Z,8Z,11Z,14Z)-eicosatetraenoate + O2 = (8S)-hydroperoxy-
CC         (5Z,9E,11Z,14Z)-eicosatetraenoate; Xref=Rhea:RHEA:38675,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:32395, ChEBI:CHEBI:75322;
CC         Evidence={ECO:0000269|PubMed:10625675, ECO:0000269|PubMed:10965849,
CC         ECO:0000269|PubMed:15558016, ECO:0000269|PubMed:16112079,
CC         ECO:0000269|PubMed:16143298, ECO:0000269|PubMed:9305900,
CC         ECO:0000305|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:38676;
CC         Evidence={ECO:0000305|PubMed:16112079};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(15S)-hydroperoxy-(5Z,8Z,11Z,13E)-eicosatetraenoate + O2 =
CC         (8S,15S)-dihydroperoxy-(5Z,9E,11Z,13E)-eicosatetraenoate;
CC         Xref=Rhea:RHEA:50972, ChEBI:CHEBI:15379, ChEBI:CHEBI:57446,
CC         ChEBI:CHEBI:133899; Evidence={ECO:0000269|PubMed:16112079};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:50973;
CC         Evidence={ECO:0000305|PubMed:16112079};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(8S)-hydroperoxy-(5Z,9E,11Z,14Z)-eicosatetraenoate + O2 =
CC         (8S,15S)-dihydroperoxy-(5Z,9E,11Z,13E)-eicosatetraenoate;
CC         Xref=Rhea:RHEA:50932, ChEBI:CHEBI:15379, ChEBI:CHEBI:75322,
CC         ChEBI:CHEBI:133899; Evidence={ECO:0000269|PubMed:16112079,
CC         ECO:0000269|PubMed:16143298};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:50933;
CC         Evidence={ECO:0000305|PubMed:16112079};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-
CC         3-phosphocholine + O2 = 1-octadecanoyl-2-(15-hydroperoxy-
CC         5Z,8Z,11Z,13E-eicosatetraenoyl)-sn-glycero-3-phosphocholine;
CC         Xref=Rhea:RHEA:63264, ChEBI:CHEBI:15379, ChEBI:CHEBI:74965,
CC         ChEBI:CHEBI:146283; Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63265;
CC         Evidence={ECO:0000305|PubMed:27435673};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a 1-acyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-
CC         phospho-(1D-myo-inositol) + O2 = a 1-acyl-2-(15-hydroperoxy-
CC         5Z,8Z,11Z,13E-eicosatetraenoyl)-sn-glycero-3-phospho-(1D-myo-
CC         inositol); Xref=Rhea:RHEA:63276, ChEBI:CHEBI:15379,
CC         ChEBI:CHEBI:75243, ChEBI:CHEBI:146285;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63277;
CC         Evidence={ECO:0000305|PubMed:27435673};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a 1-acyl-2-(8Z,11Z,14Z-eicosatrienoyl)-sn-glycero-3-phospho-
CC         (1D-myo-inositol) + O2 = a 1-acyl-2-(15-hydroperoxy-8Z,11Z,13E-
CC         eicosatrienoyl)-sn-glycero-3-phospho-(1D-myo-inositol);
CC         Xref=Rhea:RHEA:63280, ChEBI:CHEBI:15379, ChEBI:CHEBI:146286,
CC         ChEBI:CHEBI:146287; Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63281;
CC         Evidence={ECO:0000305|PubMed:27435673};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(5Z,8Z,11Z,14Z)-eicosatetraenoate + O2 = 9-hydroperoxy-
CC         (5Z,7E,11Z,14Z)-eicosatetraenoate; Xref=Rhea:RHEA:63288,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:32395, ChEBI:CHEBI:146289;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63289;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(5Z,8Z,11Z,14Z)-eicosatetraenoate + O2 = 11-hydroperoxy-
CC         (5Z,8Z,12E,14Z)-eicosatetraenoate; Xref=Rhea:RHEA:63308,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:32395, ChEBI:CHEBI:146291;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63309;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(8Z,11Z,14Z)-eicosatrienoate + O2 = 15-hydroperoxy-
CC         (8Z,11Z,13E)-eicosatrienoate; Xref=Rhea:RHEA:63312,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:71589, ChEBI:CHEBI:146292;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:63313;
CC         Evidence={ECO:0000269|PubMed:27435673};
CC   -!- COFACTOR:
CC       Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC         Evidence={ECO:0000250|UniProtKB:O15296,
CC         ECO:0000255|PROSITE-ProRule:PRU00726};
CC       Note=Binds 1 Fe cation per subunit. {ECO:0000250|UniProtKB:O15296,
CC       ECO:0000255|PROSITE-ProRule:PRU00726};
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Kinetic parameters:
CC         KM=1.2 uM for arachidonate (at pH 7.4 and 25 degrees Celsius)
CC         {ECO:0000269|PubMed:16112079};
CC         KM=2.1 uM for (8S)-HPETE (at pH 7.4 and 25 degrees Celsius)
CC         {ECO:0000269|PubMed:16112079};
CC         KM=5.7 uM for (8S)-HETE (at pH 7.4 and 25 degrees Celsius)
CC         {ECO:0000269|PubMed:16112079};
CC         KM=39 uM for (15S)-HPETE (at pH 7.4 and 25 degrees Celsius)
CC         {ECO:0000269|PubMed:16112079};
CC         KM=15 uM for (15S)-HETE (at pH 7.4 and 25 degrees Celsius)
CC         {ECO:0000269|PubMed:16112079};
CC         KM=2.86 uM for (5Z,8Z,11Z,14Z)-eicosatetraenoate
CC         {ECO:0000269|PubMed:27435673};
CC         KM=0.964 uM for (8Z,11Z,14Z)-eicosatrienoate
CC         {ECO:0000269|PubMed:27435673};
CC         Note=The highest catalytic efficiency is observed with arachidonate
CC         followed by (8S)-HPETE and(15S)-HPETE with similar efficiencies
CC         (PubMed:16112079). kcat is 0.22 sec(-1) for (5Z,8Z,11Z,14Z)-
CC         eicosatetraenoate. kcat is 0.045 sec(-1) for (8Z,11Z,14Z)-
CC         eicosatrienoate (PubMed:27435673). {ECO:0000269|PubMed:16112079,
CC         ECO:0000269|PubMed:27435673};
CC   -!- PATHWAY: Lipid metabolism; hydroperoxy eicosatetraenoic acid
CC       biosynthesis. {ECO:0000269|PubMed:9305900}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm, cytosol
CC       {ECO:0000250|UniProtKB:O15296}. Membrane
CC       {ECO:0000250|UniProtKB:O15296}; Peripheral membrane protein
CC       {ECO:0000250|UniProtKB:O15296}. Note=Predominantly cytosolic; becomes
CC       enriched at membranes upon calcium binding.
CC       {ECO:0000250|UniProtKB:O15296}.
CC   -!- TISSUE SPECIFICITY: Expressed in epidermis and brain (PubMed:9305900,
CC       PubMed:9518531). No expression found in heart, spleen, liver, skeletal
CC       muscle, kidney or testis. {ECO:0000269|PubMed:9305900,
CC       ECO:0000269|PubMed:9518531}.
CC   -!- INDUCTION: By phorbol ester. {ECO:0000269|PubMed:9305900}.
CC   -!- DOMAIN: The PLAT domain can bind calcium ions; this promotes
CC       association with membranes. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the lipoxygenase family. {ECO:0000305}.
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DR   EMBL; U93277; AAC53356.1; -; mRNA.
DR   EMBL; Y14696; CAA75003.1; -; mRNA.
DR   EMBL; AK028724; BAC26085.1; -; mRNA.
DR   EMBL; AL645527; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; BC015253; AAH15253.1; -; mRNA.
DR   CCDS; CCDS24886.1; -.
DR   RefSeq; NP_033791.1; NM_009661.4.
DR   AlphaFoldDB; O35936; -.
DR   SMR; O35936; -.
DR   STRING; 10090.ENSMUSP00000021262; -.
DR   SwissLipids; SLP:000000650; -.
DR   SwissLipids; SLP:000000742; -.
DR   PhosphoSitePlus; O35936; -.
DR   PaxDb; O35936; -.
DR   PRIDE; O35936; -.
DR   ProteomicsDB; 296100; -.
DR   Antibodypedia; 12373; 298 antibodies from 31 providers.
DR   DNASU; 11688; -.
DR   Ensembl; ENSMUST00000021262; ENSMUSP00000021262; ENSMUSG00000020891.
DR   GeneID; 11688; -.
DR   KEGG; mmu:11688; -.
DR   UCSC; uc007jpl.1; mouse.
DR   CTD; 11688; -.
DR   MGI; MGI:1098228; Alox8.
DR   VEuPathDB; HostDB:ENSMUSG00000020891; -.
DR   eggNOG; ENOG502QVKD; Eukaryota.
DR   GeneTree; ENSGT00940000161510; -.
DR   HOGENOM; CLU_004282_3_3_1; -.
DR   InParanoid; O35936; -.
DR   OMA; LALPYPY; -.
DR   OrthoDB; 385042at2759; -.
DR   PhylomeDB; O35936; -.
DR   TreeFam; TF105320; -.
DR   Reactome; R-MMU-2142770; Synthesis of 15-eicosatetraenoic acid derivatives.
DR   UniPathway; UPA00881; -.
DR   BioGRID-ORCS; 11688; 2 hits in 75 CRISPR screens.
DR   ChiTaRS; Alox8; mouse.
DR   PRO; PR:O35936; -.
DR   Proteomes; UP000000589; Chromosome 11.
DR   RNAct; O35936; protein.
DR   Bgee; ENSMUSG00000020891; Expressed in lip and 35 other tissues.
DR   ExpressionAtlas; O35936; baseline and differential.
DR   Genevisible; O35936; MM.
DR   GO; GO:0005912; C:adherens junction; ISO:MGI.
DR   GO; GO:0005856; C:cytoskeleton; ISO:MGI.
DR   GO; GO:0005829; C:cytosol; ISS:UniProtKB.
DR   GO; GO:0019898; C:extrinsic component of membrane; ISO:MGI.
DR   GO; GO:0005925; C:focal adhesion; ISO:MGI.
DR   GO; GO:0016020; C:membrane; ISO:MGI.
DR   GO; GO:0005886; C:plasma membrane; ISO:MGI.
DR   GO; GO:0050473; F:arachidonate 15-lipoxygenase activity; IDA:UniProtKB.
DR   GO; GO:0036403; F:arachidonate 8(S)-lipoxygenase activity; IDA:UniProtKB.
DR   GO; GO:0005509; F:calcium ion binding; ISO:MGI.
DR   GO; GO:0005506; F:iron ion binding; ISO:MGI.
DR   GO; GO:0016165; F:linoleate 13S-lipoxygenase activity; ISO:MGI.
DR   GO; GO:1990136; F:linoleate 9S-lipoxygenase activity; IDA:UniProtKB.
DR   GO; GO:0008289; F:lipid binding; IEA:UniProtKB-KW.
DR   GO; GO:0016702; F:oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen; IBA:GO_Central.
DR   GO; GO:0019369; P:arachidonic acid metabolic process; IDA:UniProtKB.
DR   GO; GO:1901696; P:cannabinoid biosynthetic process; ISO:MGI.
DR   GO; GO:0071926; P:endocannabinoid signaling pathway; ISO:MGI.
DR   GO; GO:0051122; P:hepoxilin biosynthetic process; ISO:MGI.
DR   GO; GO:0043651; P:linoleic acid metabolic process; IDA:UniProtKB.
DR   GO; GO:0006629; P:lipid metabolic process; ISO:MGI.
DR   GO; GO:0034440; P:lipid oxidation; IBA:GO_Central.
DR   GO; GO:2001303; P:lipoxin A4 biosynthetic process; ISO:MGI.
DR   GO; GO:0019372; P:lipoxygenase pathway; IDA:UniProtKB.
DR   GO; GO:0045786; P:negative regulation of cell cycle; ISO:MGI.
DR   GO; GO:0008285; P:negative regulation of cell population proliferation; ISO:MGI.
DR   GO; GO:0045926; P:negative regulation of growth; ISO:MGI.
DR   GO; GO:0006644; P:phospholipid metabolic process; IDA:UniProtKB.
DR   GO; GO:0032722; P:positive regulation of chemokine production; ISO:MGI.
DR   GO; GO:0045618; P:positive regulation of keratinocyte differentiation; IMP:UniProtKB.
DR   GO; GO:0010744; P:positive regulation of macrophage derived foam cell differentiation; ISO:MGI.
DR   GO; GO:0035360; P:positive regulation of peroxisome proliferator activated receptor signaling pathway; IMP:UniProtKB.
DR   CDD; cd01753; PLAT_LOX; 1.
DR   InterPro; IPR000907; LipOase.
DR   InterPro; IPR013819; LipOase_C.
DR   InterPro; IPR036226; LipOase_C_sf.
DR   InterPro; IPR020834; LipOase_CS.
DR   InterPro; IPR020833; LipOase_Fe_BS.
DR   InterPro; IPR001885; LipOase_mml.
DR   InterPro; IPR001024; PLAT/LH2_dom.
DR   InterPro; IPR036392; PLAT/LH2_dom_sf.
DR   InterPro; IPR042062; PLAT_LOX_verte.
DR   PANTHER; PTHR11771; PTHR11771; 1.
DR   Pfam; PF00305; Lipoxygenase; 1.
DR   Pfam; PF01477; PLAT; 1.
DR   PRINTS; PR00087; LIPOXYGENASE.
DR   PRINTS; PR00467; MAMLPOXGNASE.
DR   SMART; SM00308; LH2; 1.
DR   SUPFAM; SSF48484; SSF48484; 1.
DR   SUPFAM; SSF49723; SSF49723; 1.
DR   PROSITE; PS00711; LIPOXYGENASE_1; 1.
DR   PROSITE; PS00081; LIPOXYGENASE_2; 1.
DR   PROSITE; PS51393; LIPOXYGENASE_3; 1.
DR   PROSITE; PS50095; PLAT; 1.
PE   1: Evidence at protein level;
KW   Calcium; Cytoplasm; Dioxygenase; Iron; Lipid metabolism; Lipid-binding;
KW   Membrane; Metal-binding; Oxidoreductase; Reference proteome.
FT   CHAIN           1..677
FT                   /note="Polyunsaturated fatty acid lipoxygenase ALOX8"
FT                   /id="PRO_0000220701"
FT   DOMAIN          2..125
FT                   /note="PLAT"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00152"
FT   DOMAIN          126..677
FT                   /note="Lipoxygenase"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00726"
FT   BINDING         15
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         17
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         39
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         40
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         42
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         44
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         86
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         87
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250|UniProtKB:O15296"
FT   BINDING         374
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00726"
FT   BINDING         379
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00726"
FT   BINDING         554
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00726"
FT   BINDING         677
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00726"
FT   VARIANT         32
FT                   /note="E -> G (in clone K12)"
FT   VARIANT         38
FT                   /note="L -> M (in clone G2)"
FT   VARIANT         58
FT                   /note="P -> R (in clone K12)"
FT   VARIANT         76
FT                   /note="V -> A (in clones G2, G5, G11 and K1)"
FT   VARIANT         413
FT                   /note="I -> V (in clone K7)"
FT   VARIANT         536
FT                   /note="R -> Q (in clones G2, G5 and G11)"
FT   MUTAGEN         374
FT                   /note="H->L: Loss of enzymatic activity."
FT                   /evidence="ECO:0000269|PubMed:16143298"
FT   MUTAGEN         558
FT                   /note="S->A,H,N: Retains catalytic activity indicating it
FT                   is not required for iron ligand-binding."
FT                   /evidence="ECO:0000269|PubMed:11368335"
FT   MUTAGEN         603
FT                   /note="Y->D: Changes the stereoselectivity of the
FT                   oxygenation reaction to produce (15S)-HPETE instead of
FT                   (8S)-HPETE. Completely changes the stereoselectivity; when
FT                   associated with V-604."
FT                   /evidence="ECO:0000269|PubMed:10625675"
FT   MUTAGEN         604
FT                   /note="H->V: Changes the stereoselectivity of the
FT                   oxygenation reaction to produce (15S)-HPETE instead of
FT                   (8S)-HPETE. Completely changes the stereoselectivity; when
FT                   associated with D-603."
FT                   /evidence="ECO:0000269|PubMed:10625675"
SQ   SEQUENCE   677 AA;  76230 MW;  78DB1AC9C2F68399 CRC64;
     MAKCRVRVST GEACGAGTWD KVSVSIVGTH GESPLVPLDH LGKEFSAGAE EDFEVTLPQD
     VGTVLMLRVH KAPPEVSLPL MSFRSDAWFC RWFELEWLPG AALHFPCYQW LEGAGELVLR
     EGAAKVSWQD HHPTLQDQRQ KELESRQKMY SWKTYIEGWP RCLDHETVKD LDLNIKYSAM
     KNAKLFFKAH SAYTELKVKG LLDRTGLWRS LREMRRLFNF RKTPAAEYVF AHWQEDAFFA
     SQFLNGINPV LIRRCHSLPN NFPVTDEMVA PVLGPGTSLQ AELEKGSLFL VDHGILSGVH
     TNILNGKPQF SAAPMTLLHQ SSGSGPLLPI AIQLKQTPGP DNPIFLPSDD TWDWLLAKTW
     VRNSEFYIHE AVTHLLHAHL IPEVFALATL RQLPRCHPLF KLLIPHIRYT LHINTLAREL
     LVAPGKLIDK STGLGTGGFS DLIKRNMEQL NYSVLCLPED IRARGVEDIP GYYYRDDGMQ
     IWGAIKSFVS EIVSIYYPSD TSVQDDQELQ AWVREIFSEG FLGRESSGMP SLLDTREALV
     QYITMVIFTC SAKHAAVSSG QFDSCVWMPN LPPTMQLPPP TSKGQARPES FIATLPAVNS
     SSYHIIALWL LSAEPGDQRP LGHYPDEHFT EDAPRRSVAA FQRKLIQISK GIRERNRGLA
     LPYTYLDPPL IENSVSI
 
 
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