GSA_HELMI
ID GSA_HELMI Reviewed; 436 AA.
AC B0TFV0;
DT 01-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 25-MAY-2022, entry version 83.
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=Helmi_19050;
GN ORFNames=HM1_1972;
OS Heliobacterium modesticaldum (strain ATCC 51547 / Ice1).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Heliobacteriaceae;
OC Heliomicrobium.
OX NCBI_TaxID=498761;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51547 / Ice1;
RX PubMed=18441057; DOI=10.1128/jb.00299-08;
RA Sattley W.M., Madigan M.T., Swingley W.D., Cheung P.C., Clocksin K.M.,
RA Conrad A.L., Dejesa L.C., Honchak B.M., Jung D.O., Karbach L.E.,
RA Kurdoglu A., Lahiri S., Mastrian S.D., Page L.E., Taylor H.L., Wang Z.T.,
RA Raymond J., Chen M., Blankenship R.E., Touchman J.W.;
RT "The genome of Heliobacterium modesticaldum, a phototrophic representative
RT of the Firmicutes containing the simplest photosynthetic apparatus.";
RL J. Bacteriol. 190:4687-4696(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 -!- PATHWAY: Porphyrin-containing compound metabolism; chlorophyll
CC biosynthesis. {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; CP000930; ABZ84530.1; -; Genomic_DNA.
DR AlphaFoldDB; B0TFV0; -.
DR SMR; B0TFV0; -.
DR STRING; 498761.HM1_1972; -.
DR EnsemblBacteria; ABZ84530; ABZ84530; HM1_1972.
DR KEGG; hmo:HM1_1972; -.
DR eggNOG; COG0001; Bacteria.
DR HOGENOM; CLU_016922_1_5_9; -.
DR OMA; WGPLIFG; -.
DR UniPathway; UPA00251; UER00317.
DR UniPathway; UPA00668; -.
DR Proteomes; UP000008550; 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:0015995; P:chlorophyll biosynthetic process; IEA:UniProtKB-UniRule.
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 Chlorophyll biosynthesis; Cytoplasm; Isomerase; Porphyrin biosynthesis;
KW Pyridoxal phosphate; Reference proteome.
FT CHAIN 1..436
FT /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT /id="PRO_0000382322"
FT MOD_RES 269
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ SEQUENCE 436 AA; 46074 MW; 7B35686DF34205EF CRC64;
MSRMYDRSEQ LFAEAKTLIP GGVNSPVRAF KSVGRNPVFI ERAEGAYLYD VDGNKYVDYV
GSWGPMIVGH AHPEVSEALK AAIDRGTSYG APTELESRLA KLILEAFPAM DMVRMVNSGT
EATMSALRLA RGYTGRSKIV KFEGCYHGHA DSLLIKAGSG ALTLGVPTSP GVPANIANNT
ITAPYNDLET LKAIFQEAGD DIAAIIIEGV PGNMGVVPPA PGYLQGVREL TRQYGALMIV
DEVMSGFRVD FGGAQTLYGV EPDLTCLGKI IGGGLPVGAY GGKAEIMEKV SPAGPIYQAG
TLSGNPLAMT AGIITLEILK RPGTYAALDE KAAYLADGLA KAAEKAGVPV WTNRVGSMLT
GFFTDRPVVD FASACTSDTA AFGTYFRAML DRGVYLACSQ FEAAFLSLAM TKEDLDFTIA
AAEEAFQVVA AERAKA