ID   GSA_ACIF5               Reviewed;         430 AA.
AC   B5ERN9;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   14-OCT-2008, sequence version 1.
DT   04-NOV-2026, entry version 89.
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};
GN   OrderedLocusNames=Lferr_2901;
OS   Acidithiobacillus ferrooxidans (strain ATCC 53993 / BNL-5-31)
OS   (Leptospirillum ferrooxidans (ATCC 53993)).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Acidithiobacillia;
OC   Acidithiobacillales; Acidithiobacillaceae; Acidithiobacillus.
OX   NCBI_TaxID=380394;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 53993 / BNL-5-31;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA   Kuske C.R., Larimer F., Land M., Hauser L., Kyrpides N., Lykidis A.,
RA   Borole A.P.;
RT   "Complete sequence of Acidithiobacillus ferrooxidans ATCC 53993.";
RL   Submitted (AUG-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; CP001132; ACH85085.1; -; Genomic_DNA.
DR   RefSeq; WP_012537706.1; NC_011206.1.
DR   AlphaFoldDB; B5ERN9; -.
DR   SMR; B5ERN9; -.
DR   GeneID; 65282280; -.
DR   KEGG; afe:Lferr_2901; -.
DR   eggNOG; COG0001; Bacteria.
DR   HOGENOM; CLU_016922_1_5_6; -.
DR   OMA; AAAMCER; -.
DR   UniPathway; UPA00251; UER00317.
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:0033014; P:tetrapyrrole biosynthetic process; IEA:InterPro.
DR   CDD; cd00610; OAT_like; 1.
DR   FunFam; 3.40.640.10:FF:000021; Glutamate-1-semialdehyde 2,1-aminomutase; 1.
DR   Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR   Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR   HAMAP; MF_00375; HemL_aminotrans_3; 1.
DR   InterPro; IPR004639; 4pyrrol_synth_GluAld_NH2Trfase.
DR   InterPro; IPR005814; Aminotrans_3.
DR   InterPro; IPR049704; Aminotrans_3_PPA_site.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   NCBIfam; TIGR00713; hemL; 1.
DR   NCBIfam; NF000818; PRK00062.1; 1.
DR   PANTHER; PTHR43713; GLUTAMATE-1-SEMIALDEHYDE 2,1-AMINOMUTASE; 1.
DR   PANTHER; PTHR43713:SF3; GLUTAMATE-1-SEMIALDEHYDE 2,1-AMINOMUTASE 1, CHLOROPLASTIC-RELATED; 1.
DR   Pfam; PF00202; Aminotran_3; 1.
DR   SUPFAM; SSF53383; PLP-dependent transferases; 1.
DR   PROSITE; PS00600; AA_TRANSFER_CLASS_3; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Isomerase; Porphyrin biosynthesis; Pyridoxal phosphate.
FT   CHAIN           1..430
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_1000121852"
FT   MOD_RES         266
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   430 AA;  45193 MW;  5D79E349A3FECCB9 CRC64;
     MTQTSHALFH MAQQCIPGGV NSPVRAFRGV GGDPIFIDHA EGPFFWDVEG KRYLDYVGSW
     GPMIHGHGHP EVLAAVHAQV NKGLGFGAPT AIEVEMAELV CALVPGIESV RMTSSGTEAV
     MTAIRLARGY TGRDRIIKFE GNYHGHSDSL LVKAGSGALT LGQPSSAGVP REVSQNTLVL
     PYNDLPAVVE MMAQFGFDVA TIIVEPVAGN MGCVPPEPGF LEGLRAVCDQ YGCVLIFDEV
     MTGFRVALGG AQALYGVRPD LTTLGKIIGG GLPVGAVGGP REIMEYLAPT GPVYQAGTLS
     GNPVAMAAGL ATLRLLTVPG FHERLAAQTA VLCEGLAERA EAAGVPMQIN HVPGMFGWFF
     AEQPVRGFDT VMAADSKRYA RFFHGLLARG VYLAPSAYEA GFLSAAHGDT EIAATLDAAE
     AVLATLKEDA
//