ID   GSA_FUSNN               Reviewed;         434 AA.
AC   Q8RFY7;
DT   19-OCT-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2002, sequence version 1.
DT   03-AUG-2022, entry version 115.
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=FN0540;
OS   Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / DSM 15643 /
OS   BCRC 10681 / CIP 101130 / JCM 8532 / KCTC 2640 / LMG 13131 / VPI 4355).
OC   Bacteria; Fusobacteria; Fusobacteriales; Fusobacteriaceae; Fusobacterium.
OX   NCBI_TaxID=190304;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25586 / DSM 15643 / BCRC 10681 / CIP 101130 / JCM 8532 / KCTC
RC   2640 / LMG 13131 / VPI 4355;
RX   PubMed=11889109; DOI=10.1128/jb.184.7.2005-2018.2002;
RA   Kapatral V., Anderson I., Ivanova N., Reznik G., Los T., Lykidis A.,
RA   Bhattacharyya A., Bartman A., Gardner W., Grechkin G., Zhu L., Vasieva O.,
RA   Chu L., Kogan Y., Chaga O., Goltsman E., Bernal A., Larsen N., D'Souza M.,
RA   Walunas T., Pusch G., Haselkorn R., Fonstein M., Kyrpides N.C.,
RA   Overbeek R.;
RT   "Genome sequence and analysis of the oral bacterium Fusobacterium nucleatum
RT   strain ATCC 25586.";
RL   J. Bacteriol. 184:2005-2018(2002).
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; AE009951; AAL94736.1; -; Genomic_DNA.
DR   RefSeq; NP_603437.1; NC_003454.1.
DR   AlphaFoldDB; Q8RFY7; -.
DR   SMR; Q8RFY7; -.
DR   STRING; 190304.FN0540; -.
DR   EnsemblBacteria; AAL94736; AAL94736; FN0540.
DR   KEGG; fnu:FN0540; -.
DR   PATRIC; fig|190304.8.peg.1107; -.
DR   eggNOG; COG0001; Bacteria.
DR   HOGENOM; CLU_016922_1_5_0; -.
DR   InParanoid; Q8RFY7; -.
DR   OMA; AQTWRFP; -.
DR   BioCyc; FNUC190304:G1FZS-1129-MON; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000002521; 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..434
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_0000120412"
FT   MOD_RES         266
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   434 AA;  47773 MW;  1FE9C6BD0A95A58A CRC64;
     MVFKNSIDLY KKAVELIPGG VNSPVRAFKS VNREAPIFIK KGQGAKIWDE DDNEYIDYIC
     SWGPLILGHN HPKVIEEVKK IIENGSSYGL PTKYEVDLAE LIVDIVPSIE KVRLTTSGTE
     ATMSAVRLAR AYTQRNKILK FEGCYHGHSD ALLVKSGSGL LTEGYQDSNG ITDGVLKDTL
     TLPFGDIEKV KEILKNKDVA CVIVEPIPAN MGLIETHKEF LQGLGKVTEK TGTILIFDEV
     ISGFRLALGG AQEFFGITPD LTTLGKIIGG GYPVGAFGGK KEIMDLVAPV GRVYHAGTLS
     GNPIASKAGF ATISYLKENP NIYKELEEKT NYLIDNIEIL AKKYSVNVCV NSMGSLFTIF
     FVDIDKVENL EDSLKSNTEN FSIYFNTMLE NGIVIPPSQF EAHFLSMAHT KKELNRTLEV
     IEMAFKKIGE KSGK