ID   GSA_ACIBY               Reviewed;         432 AA.
AC   B0VCN6;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 80.
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=ABAYE1011;
OS   Acinetobacter baumannii (strain AYE).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC   Acinetobacter; Acinetobacter calcoaceticus/baumannii complex.
OX   NCBI_TaxID=509173;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AYE;
RX   PubMed=18350144; DOI=10.1371/journal.pone.0001805;
RA   Vallenet D., Nordmann P., Barbe V., Poirel L., Mangenot S., Bataille E.,
RA   Dossat C., Gas S., Kreimeyer A., Lenoble P., Oztas S., Poulain J.,
RA   Segurens B., Robert C., Abergel C., Claverie J.-M., Raoult D., Medigue C.,
RA   Weissenbach J., Cruveiller S.;
RT   "Comparative analysis of Acinetobacters: three genomes for three
RT   lifestyles.";
RL   PLoS ONE 3:E1805-E1805(2008).
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; CU459141; CAM85946.1; -; Genomic_DNA.
DR   RefSeq; WP_000059223.1; NC_010410.1.
DR   AlphaFoldDB; B0VCN6; -.
DR   SMR; B0VCN6; -.
DR   EnsemblBacteria; CAM85946; CAM85946; ABAYE1011.
DR   KEGG; aby:ABAYE1011; -.
DR   HOGENOM; CLU_016922_1_5_6; -.
DR   OMA; WGPLIFG; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000002446; 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.
FT   CHAIN           1..432
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_1000121850"
FT   MOD_RES         270
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   432 AA;  46405 MW;  1D5200C92A1ADF7A CRC64;
     MSLSPKQEQL FKQASKHIPG GVNSPVRAFN GVGGTPVFIE KAKGAYLWDV DGKRYVDYVG
     SWGPMILGHA HPDIIKAVQT AAEDGLSFGA PTVHETTLAD IICEIMPSIE LVRMTNSGTE
     ATMTAIRLAR GYTGRDKIVK FEGCYHGHSD SLLVKAGSGL LTKGEGEPTS KGVPADFAKH
     TLTLPYNDIA ALKECFAKFG HEIAGVIIEP VAGNMNMVKP IDGFLQAIRD VCDEYKSVFI
     IDEVMTGFRV ALGGAQSVYN VKPDLTTLGK IIGAGLPVGA FGGKREIMEC IAPLGGVYQA
     GTLSGNPLAM RAGIEMFKHL RQPDFYSKLS AQLEKLLAGL QAAADEAGIP FKTQQAGAMF
     GLYFTDQEDI TSFDSMLACD IEAFKKFFHG MLKRGVNLAP SAFEAGFISS AHSDEDIEFT
     IQAAKETFAE MK