ID   GSA1_EXIS2              Reviewed;         432 AA.
AC   B1YK58;
DT   01-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   20-MAY-2008, sequence version 1.
DT   25-MAY-2022, entry version 95.
DE   RecName: Full=Glutamate-1-semialdehyde 2,1-aminomutase 1 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA 1 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            EC=5.4.3.8 {ECO:0000255|HAMAP-Rule:MF_00375};
DE   AltName: Full=Glutamate-1-semialdehyde aminotransferase 1 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA-AT 1 {ECO:0000255|HAMAP-Rule:MF_00375};
GN   Name=hemL1 {ECO:0000255|HAMAP-Rule:MF_00375}; OrderedLocusNames=Exig_0658;
OS   Exiguobacterium sibiricum (strain DSM 17290 / CIP 109462 / JCM 13490 /
OS   255-15).
OC   Bacteria; Firmicutes; Bacilli; Bacillales;
OC   Bacillales Family XII. Incertae Sedis; Exiguobacterium.
OX   NCBI_TaxID=262543;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17290 / CIP 109462 / JCM 13490 / 255-15;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Kiss H., Chertkov O., Monk C.,
RA   Brettin T., Detter J.C., Han C., Kuske C.R., Schmutz J., Larimer F.,
RA   Land M., Hauser L., Kyrpides N., Mikhailova N., Vishnivetskaya T.,
RA   Rodrigues D.F., Gilichinsky D., Tiedje J., Richardson P.;
RT   "Complete sequence of chromosome of Exiguobacterium sibiricum 255-15.";
RL   Submitted (APR-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-4-amino-5-oxopentanoate = 5-aminolevulinate;
CC         Xref=Rhea:RHEA:14265, ChEBI:CHEBI:57501, ChEBI:CHEBI:356416;
CC         EC=5.4.3.8; Evidence={ECO:0000255|HAMAP-Rule:MF_00375};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00375};
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC       biosynthesis; 5-aminolevulinate from L-glutamyl-tRNA(Glu): step 2/2.
CC       {ECO:0000255|HAMAP-Rule:MF_00375}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00375}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00375}.
CC   -!- SIMILARITY: Belongs to the class-III pyridoxal-phosphate-dependent
CC       aminotransferase family. HemL subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_00375}.
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DR   EMBL; CP001022; ACB60139.1; -; Genomic_DNA.
DR   RefSeq; WP_012369563.1; NC_010556.1.
DR   AlphaFoldDB; B1YK58; -.
DR   SMR; B1YK58; -.
DR   STRING; 262543.Exig_0658; -.
DR   PRIDE; B1YK58; -.
DR   EnsemblBacteria; ACB60139; ACB60139; Exig_0658.
DR   KEGG; esi:Exig_0658; -.
DR   eggNOG; COG0001; Bacteria.
DR   HOGENOM; CLU_016922_1_5_9; -.
DR   OMA; NFGMVEP; -.
DR   OrthoDB; 493793at2; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000001681; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0042286; F:glutamate-1-semialdehyde 2,1-aminomutase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR   GO; GO:0008483; F:transaminase activity; IEA:InterPro.
DR   GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd00610; OAT_like; 1.
DR   Gene3D; 3.40.640.10; -; 1.
DR   Gene3D; 3.90.1150.10; -; 1.
DR   HAMAP; MF_00375; HemL_aminotrans_3; 1.
DR   InterPro; IPR004639; 4pyrrol_synth_GluAld_NH2Trfase.
DR   InterPro; IPR005814; Aminotrans_3.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   Pfam; PF00202; Aminotran_3; 1.
DR   SUPFAM; SSF53383; SSF53383; 1.
DR   TIGRFAMs; TIGR00713; hemL; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Isomerase; Porphyrin biosynthesis; Pyridoxal phosphate;
KW   Reference proteome.
FT   CHAIN           1..432
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase 1"
FT                   /id="PRO_0000382313"
FT   MOD_RES         272
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   432 AA;  46637 MW;  3B727856D06D56C5 CRC64;
     MSTHTKRPTS ESLYEVAQKC IVGGVNSPSR SYKAVGGGAP VYMERGEGAY FYDVDGNRYI
     DYLAAYGPII TGHGHPHITE AITNASRNGL LYGTPHRLEI DFAHKLQQAI PSLEKVRFTN
     SGTEAVMTTI RVARAYTGRE LVVKFSGCYH GHSDLMLIAA GSGPATLGSP DSAGVTKATA
     KEVITTPFND IESYRQIMAE WGDQVACVLV EPIVGNFGIV EPQPGFLEAI NEITHEHGAL
     VIYDEVITAF RFTYGSAQEL LNIRPDMTAL GKIIGGGLPI GAYGGRQDIM EHVAPLGPAY
     QAGTMAGNPA SMAAGIACLE LLEQPGVYEE FDRLGAKLEQ GILEAADTHG VTITINRLKG
     ALTVYFTDET VVDYLGAERA DSEMFGRFFK LMLEQGVNLA PSKYEAWFLT TAHTETDIDE
     TIAAVNRAFA QL