ID   GSA_METST               Reviewed;         423 AA.
AC   Q2NF42;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   07-FEB-2006, sequence version 1.
DT   25-MAY-2022, entry version 95.
DE   RecName: Full=Glutamate-1-semialdehyde 2,1-aminomutase {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA {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 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA-AT {ECO:0000255|HAMAP-Rule:MF_00375};
GN   Name=hemL {ECO:0000255|HAMAP-Rule:MF_00375}; OrderedLocusNames=Msp_1180;
OS   Methanosphaera stadtmanae (strain ATCC 43021 / DSM 3091 / JCM 11832 /
OS   MCB-3).
OC   Archaea; Euryarchaeota; Methanomada group; Methanobacteria;
OC   Methanobacteriales; Methanobacteriaceae; Methanosphaera.
OX   NCBI_TaxID=339860;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43021 / DSM 3091 / JCM 11832 / MCB-3;
RX   PubMed=16385054; DOI=10.1128/jb.188.2.642-658.2006;
RA   Fricke W.F., Seedorf H., Henne A., Kruer M., Liesegang H., Hedderich R.,
RA   Gottschalk G., Thauer R.K.;
RT   "The genome sequence of Methanosphaera stadtmanae reveals why this human
RT   intestinal archaeon is restricted to methanol and H2 for methane formation
RT   and ATP synthesis.";
RL   J. Bacteriol. 188:642-658(2006).
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   -!- 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; CP000102; ABC57561.1; -; Genomic_DNA.
DR   RefSeq; WP_011406760.1; NC_007681.1.
DR   AlphaFoldDB; Q2NF42; -.
DR   SMR; Q2NF42; -.
DR   STRING; 339860.Msp_1180; -.
DR   EnsemblBacteria; ABC57561; ABC57561; Msp_1180.
DR   GeneID; 41325749; -.
DR   KEGG; mst:Msp_1180; -.
DR   eggNOG; arCOG00918; Archaea.
DR   HOGENOM; CLU_016922_1_5_2; -.
DR   OMA; WGPLIFG; -.
DR   OrthoDB; 10264at2157; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000001931; 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.
DR   PROSITE; PS00600; AA_TRANSFER_CLASS_3; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Isomerase; Porphyrin biosynthesis; Pyridoxal phosphate;
KW   Reference proteome.
FT   CHAIN           1..423
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_0000243648"
FT   MOD_RES         262
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   423 AA;  46757 MW;  3EE1A2409FBC9E95 CRC64;
     MKLDKSKELF DEAVNYLPGG VNSPVRAYKP YPFFAKSAKG SKIYDVDGNE YIDYCLGYGP
     LLFGHANEHI IEKSIEQLKL GTDYGVPSEK EVQLAKEVIK RVPCAQMVRF TNSGTEATMS
     AIRLARGITK RDKIIKFEGA YHGAHDAVLV KSGSGAAGLP DSPGIPTDTT KNTMLVEFND
     EEALKKLINE NKDEIACIIV EPVMGNIGCV PPKEGYLDFL REITLENGIL LIIDEVITGF
     RISKGGAQEY YNVIPDLATF GKIVGGGFPI GAIAGKKEYM EQFTPSGKIY QAGTFSGNPM
     SINGGLAAFE VLDDNSYKQL HKSGEYFRNG IVDILDKLNI NFHVNGVESM TQIYFTENEV
     YDYKTAQTSD TENFLKYFHL LLENGVFIAP SQYECGFIST SHSRDDLDKT LNAIEIALTK
     LYK