ID   GSA1_CENSY              Reviewed;         421 AA.
AC   A0RXB3;
DT   01-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-SEP-2009, sequence version 2.
DT   25-MAY-2022, entry version 68.
DE   RecName: Full=Glutamate-1-semialdehyde 2,1-aminomutase 1 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA 1 {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 1 {ECO:0000255|HAMAP-Rule:MF_00375};
DE            Short=GSA-AT 1 {ECO:0000255|HAMAP-Rule:MF_00375};
GN   Name=hemL1 {ECO:0000255|HAMAP-Rule:MF_00375};
GN   OrderedLocusNames=CENSYa_1357;
OS   Cenarchaeum symbiosum (strain A).
OC   Archaea; Thaumarchaeota; Cenarchaeales; Cenarchaeaceae; Cenarchaeum.
OX   NCBI_TaxID=414004;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=A;
RX   PubMed=17114289; DOI=10.1073/pnas.0608549103;
RA   Hallam S.J., Konstantinidis K.T., Putnam N., Schleper C., Watanabe Y.,
RA   Sugahara J., Preston C., de la Torre J., Richardson P.M., DeLong E.F.;
RT   "Genomic analysis of the uncultivated marine crenarchaeote Cenarchaeum
RT   symbiosum.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:18296-18301(2006).
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   -!- 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}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=ABK77980.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; DP000238; ABK77980.1; ALT_INIT; Genomic_DNA.
DR   AlphaFoldDB; A0RXB3; -.
DR   SMR; A0RXB3; -.
DR   STRING; 414004.CENSYa_1357; -.
DR   EnsemblBacteria; ABK77980; ABK77980; CENSYa_1357.
DR   KEGG; csy:CENSYa_1357; -.
DR   PATRIC; fig|414004.10.peg.1241; -.
DR   HOGENOM; CLU_016922_1_5_2; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000000758; 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.
PE   3: Inferred from homology;
KW   Cytoplasm; Isomerase; Porphyrin biosynthesis; Pyridoxal phosphate;
KW   Reference proteome.
FT   CHAIN           1..421
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase 1"
FT                   /id="PRO_0000382393"
FT   MOD_RES         258
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   421 AA;  44446 MW;  BCE8564B16EC352D CRC64;
     MGSRGLFERA RKVIPSGVNS PVRYYAPYPF FAASASGGSI RDADGRKYTD LCNGYGALLL
     GHGRGEVVRA VSAQLRRGTL FCVPTEQEVE LARLISGNYP SMESTRLVNT GGEATMTAIR
     LARGFTKRDR IIKFDGCYHG AHGSVLVKAG SGSAHLGIST SEGVPRGLAR QTTVIPYNDE
     AAFEGAAADD VAAVIVEPVM GNMGVIPPKK GFLRLLRKLS SRLGMQLIFD ETITGFRLSA
     GGAQEAFGVR PDITTLAKAL GGGLPIAAVG GKKNIMERLA PGGSVYEAST FAGNPVSVSA
     ALASIRTINR IKGRLYPRLE RAAAALASSI ADDAADLGLD RQINRVASIF QVFFTAEPVT
     DAASAKRADA ARFDKMFRAL LKNGVFVAPS QFEMASLSAA HTVEDLRNVS AAYRTALGAA
     R