ID   GSA_PARUW               Reviewed;         432 AA.
AC   Q6MAC7;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   03-AUG-2022, entry version 105.
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=pc1748;
OS   Protochlamydia amoebophila (strain UWE25).
OC   Bacteria; Chlamydiae; Parachlamydiales; Parachlamydiaceae;
OC   Candidatus Protochlamydia.
OX   NCBI_TaxID=264201;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=UWE25;
RX   PubMed=15073324; DOI=10.1126/science.1096330;
RA   Horn M., Collingro A., Schmitz-Esser S., Beier C.L., Purkhold U.,
RA   Fartmann B., Brandt P., Nyakatura G.J., Droege M., Frishman D., Rattei T.,
RA   Mewes H.-W., Wagner M.;
RT   "Illuminating the evolutionary history of chlamydiae.";
RL   Science 304:728-730(2004).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; BX908798; CAF24472.1; -; Genomic_DNA.
DR   RefSeq; WP_011176293.1; NC_005861.1.
DR   AlphaFoldDB; Q6MAC7; -.
DR   SMR; Q6MAC7; -.
DR   STRING; 264201.pc1748; -.
DR   EnsemblBacteria; CAF24472; CAF24472; PC_RS08370.
DR   KEGG; pcu:PC_RS08370; -.
DR   eggNOG; COG0001; Bacteria.
DR   HOGENOM; CLU_016922_1_5_0; -.
DR   OMA; WGPLIFG; -.
DR   OrthoDB; 493793at2; -.
DR   UniPathway; UPA00251; UER00317.
DR   Proteomes; UP000000529; 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..432
FT                   /note="Glutamate-1-semialdehyde 2,1-aminomutase"
FT                   /id="PRO_0000243593"
FT   MOD_RES         271
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00375"
SQ   SEQUENCE   432 AA;  47738 MW;  3E3D1C614275D0D5 CRC64;
     MISRPISQQI YSNLNRVIPG GVNSPVRACA NMGQIPMIID HAYRDTLVDV DGKTYVDYCG
     SWGALIHGHA HPSILEAVQQ RMKKGTSFGI TTSIEGELAQ EVIKLIDSVE KIRFVSSGTE
     ATMSAVRLAR GYTNKEFIVK FNGNYHGHAD FFLVQAGSGV LEVSPSASSA GIPADIVKQT
     LCLPYNDIEA CRQIFHHSDY RHKIAAIILE PIAGNMGVIP ASQEFMQFLR KETLAMGALL
     IFDEVMTGFR VALKGAQDIY PVEPDLTCFG KIIGGGFPAA AFGGREEIMN LLAPLGSVYQ
     AGTLSGNPIA MEAGLQSLRL IQQPGFYEEL HRKTDLLLNP IKETIKKNNW PICIQQAGSM
     FTLFFCKNRV RNLEDALKAN TTIFANFFRK LFDQGIYIPP SQHEAWFISQ AHEESNLIKT
     QSAILTFLEE NF