ID   GSA_SYMTH               Reviewed;         433 AA.
AC   Q67KM3;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   11-OCT-2004, sequence version 1.
DT   25-MAY-2022, entry version 106.
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=STH2790;
OS   Symbiobacterium thermophilum (strain T / IAM 14863).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Symbiobacteriaceae;
OC   Symbiobacterium.
OX   NCBI_TaxID=292459;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=T / IAM 14863;
RX   PubMed=15383646; DOI=10.1093/nar/gkh830;
RA   Ueda K., Yamashita A., Ishikawa J., Shimada M., Watsuji T., Morimura K.,
RA   Ikeda H., Hattori M., Beppu T.;
RT   "Genome sequence of Symbiobacterium thermophilum, an uncultivable bacterium
RT   that depends on microbial commensalism.";
RL   Nucleic Acids Res. 32:4937-4944(2004).
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; AP006840; BAD41775.1; -; Genomic_DNA.
DR   RefSeq; WP_011196909.1; NC_006177.1.
DR   AlphaFoldDB; Q67KM3; -.
DR   SMR; Q67KM3; -.
DR   STRING; 292459.STH2790; -.
DR   EnsemblBacteria; BAD41775; BAD41775; STH2790.
DR   KEGG; sth:STH2790; -.
DR   eggNOG; COG0001; Bacteria.
DR   HOGENOM; CLU_016922_1_5_9; -.
DR   OMA; NFGMVEP; -.
DR   OrthoDB; 493793at2; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000000417; 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..433
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_0000243626"
FT   MOD_RES         270
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   433 AA;  45940 MW;  EB1021B9102E297C CRC64;
     MTARYERSAA LYERAVARIV GGVNSPARSF KSVGGGAPVF MARGQGPYLY DVDGNRYIDY
     IGAFGAGMFG HGHPELVAAV ARAAEGGTIY GTPNPWEVEL AERIHQALPS MERIRFVTTG
     TEAVMSAVRV ARAFTGRPKI IKMEGCYHGH SDFALIAAGS GPSQLGTPDS AGVTEGVAQD
     VITVPYNDLD SLGEALDVWG PQVAAVLVEP IVGNFGVAMP KPGYLEGVKR LAHAHGALLI
     FDEVITGFRV AYGGAQTLLG IEPDLTTLGK IIGGGLPLAA YGGRAEIMDW VAPLGPAYQA
     GTLAGNPLCM QVALTGLEIL SRPGVYERLD ADAAYLADGL VRSARSHGHT VQLGRAGSMF
     TLFFCDEPVV DYRTAQRSDP AKFAAMFRGL LDRGIALAPS RFEAWMLTVQ HTRADLEETL
     QIADEVFAQM AGQ