ID A0KEX5_AERHH Unreviewed; 167 AA.
AC A0KEX5;
DT 12-DEC-2006, integrated into UniProtKB/TrEMBL.
DT 12-DEC-2006, sequence version 1.
DT 27-MAR-2024, entry version 101.
DE RecName: Full=N5-carboxyaminoimidazole ribonucleotide mutase {ECO:0000256|HAMAP-Rule:MF_01929, ECO:0000256|PIRNR:PIRNR001338};
DE Short=N5-CAIR mutase {ECO:0000256|HAMAP-Rule:MF_01929, ECO:0000256|PIRNR:PIRNR001338};
DE EC=5.4.99.18 {ECO:0000256|HAMAP-Rule:MF_01929, ECO:0000256|PIRNR:PIRNR001338};
DE AltName: Full=5-(carboxyamino)imidazole ribonucleotide mutase {ECO:0000256|HAMAP-Rule:MF_01929};
GN Name=purE-2 {ECO:0000313|EMBL:ABK39569.1};
GN Synonyms=purE {ECO:0000256|HAMAP-Rule:MF_01929};
GN OrderedLocusNames=AHA_0263 {ECO:0000313|EMBL:ABK39569.1};
OS Aeromonas hydrophila subsp. hydrophila (strain ATCC 7966 / DSM 30187 / BCRC
OS 13018 / CCUG 14551 / JCM 1027 / KCTC 2358 / NCIMB 9240 / NCTC 8049).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Aeromonadales;
OC Aeromonadaceae; Aeromonas.
OX NCBI_TaxID=380703 {ECO:0000313|EMBL:ABK39569.1, ECO:0000313|Proteomes:UP000000756};
RN [1] {ECO:0000313|EMBL:ABK39569.1, ECO:0000313|Proteomes:UP000000756}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 7966 / DSM 30187 / BCRC 13018 / CCUG 14551 / JCM 1027 /
RC KCTC 2358 / NCIMB 9240 / NCTC 8049
RC {ECO:0000313|Proteomes:UP000000756};
RX PubMed=16980456; DOI=10.1128/JB.00621-06;
RA Seshadri R., Joseph S.W., Chopra A.K., Sha J., Shaw J., Graf J., Haft D.,
RA Wu M., Ren Q., Rosovitz M.J., Madupu R., Tallon L., Kim M., Jin S.,
RA Vuong H., Stine O.C., Ali A., Horneman A.J., Heidelberg J.F.;
RT "Genome sequence of Aeromonas hydrophila ATCC 7966T: jack of all trades.";
RL J. Bacteriol. 188:8272-8282(2006).
CC -!- FUNCTION: Catalyzes the conversion of N5-carboxyaminoimidazole
CC ribonucleotide (N5-CAIR) to 4-carboxy-5-aminoimidazole ribonucleotide
CC (CAIR). {ECO:0000256|HAMAP-Rule:MF_01929,
CC ECO:0000256|PIRNR:PIRNR001338}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole + H(+) = 5-
CC amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate;
CC Xref=Rhea:RHEA:13193, ChEBI:CHEBI:15378, ChEBI:CHEBI:58730,
CC ChEBI:CHEBI:77657; EC=5.4.99.18; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01929, ECO:0000256|PIRNR:PIRNR001338};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate from 5-amino-1-(5-
CC phospho-D-ribosyl)imidazole (N5-CAIR route): step 2/2.
CC {ECO:0000256|HAMAP-Rule:MF_01929, ECO:0000256|PIRNR:PIRNR001338}.
CC -!- SIMILARITY: Belongs to the AIR carboxylase family. Class I subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_01929}.
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DR EMBL; CP000462; ABK39569.1; -; Genomic_DNA.
DR RefSeq; WP_011704271.1; NC_008570.1.
DR RefSeq; YP_854791.1; NC_008570.1.
DR AlphaFoldDB; A0KEX5; -.
DR STRING; 380703.AHA_0263; -.
DR EnsemblBacteria; ABK39569; ABK39569; AHA_0263.
DR GeneID; 77272227; -.
DR KEGG; aha:AHA_0263; -.
DR PATRIC; fig|380703.7.peg.250; -.
DR eggNOG; COG0041; Bacteria.
DR HOGENOM; CLU_094982_2_2_6; -.
DR OrthoDB; 9791908at2; -.
DR UniPathway; UPA00074; UER00943.
DR Proteomes; UP000000756; Chromosome.
DR GO; GO:0034023; F:5-(carboxyamino)imidazole ribonucleotide mutase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016829; F:lyase activity; IEA:UniProtKB-KW.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.1970; -; 1.
DR HAMAP; MF_01929; PurE_classI; 1.
DR InterPro; IPR033747; PurE_ClassI.
DR InterPro; IPR000031; PurE_dom.
DR InterPro; IPR024694; PurE_prokaryotes.
DR NCBIfam; TIGR01162; purE; 1.
DR PANTHER; PTHR23046:SF2; PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE; 1.
DR PANTHER; PTHR23046; PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE CATALYTIC SUBUNIT; 1.
DR Pfam; PF00731; AIRC; 1.
DR PIRSF; PIRSF001338; AIR_carboxylase; 1.
DR SMART; SM01001; AIRC; 1.
DR SUPFAM; SSF52255; N5-CAIR mutase (phosphoribosylaminoimidazole carboxylase, PurE); 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_01929};
KW Lyase {ECO:0000313|EMBL:ABK39569.1};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01929}; Reference proteome {ECO:0000313|Proteomes:UP000000756}.
FT DOMAIN 4..155
FT /note="PurE"
FT /evidence="ECO:0000259|SMART:SM01001"
FT BINDING 12
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 15
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 42
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
SQ SEQUENCE 167 AA; 17076 MW; 9BE60E8CAC89C22D CRC64;
MNKPFVAVLM GSDSDFPVMQ TTLEVLKSFD IAVEVKVTSA HRTPAATHQY VTDAEARGCK
VFICAAGLAA HLAGAVAGIT TRPVIGVPID GGPLKGLDAL LSTVQMPGGV PVATVAIGKA
GAKNAGYLAA QMLAVADDEL AAKVQAERQK NADEVLAKDA ALQALLK
//
