ID D4HYM5_ERWAC Unreviewed; 169 AA.
AC D4HYM5;
DT 18-MAY-2010, integrated into UniProtKB/TrEMBL.
DT 18-MAY-2010, sequence version 1.
DT 27-MAR-2024, entry version 70.
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 {ECO:0000256|HAMAP-Rule:MF_01929,
GN ECO:0000313|EMBL:CBA20000.1};
GN OrderedLocusNames=EAMY_1050 {ECO:0000313|EMBL:CBA20000.1};
OS Erwinia amylovora (strain CFBP1430).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Erwinia.
OX NCBI_TaxID=665029 {ECO:0000313|EMBL:CBA20000.1, ECO:0000313|Proteomes:UP000001841};
RN [1] {ECO:0000313|EMBL:CBA20000.1, ECO:0000313|Proteomes:UP000001841}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CFBP1430 {ECO:0000313|Proteomes:UP000001841};
RX PubMed=20192826; DOI=10.1094/MPMI-23-4-0384;
RA Smits T.H., Rezzonico F., Kamber T., Blom J., Goesmann A., Frey J.E.,
RA Duffy B.;
RT "Complete genome sequence of the fire blight pathogen Erwinia amylovora
RT CFBP 1430 and comparison to other Erwinia spp.";
RL Mol. Plant Microbe Interact. 23:384-393(2010).
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; FN434113; CBA20000.1; -; Genomic_DNA.
DR RefSeq; WP_004156468.1; NC_013961.1.
DR AlphaFoldDB; D4HYM5; -.
DR STRING; 665029.EAMY_1050; -.
DR GeneID; 8913708; -.
DR KEGG; eam:EAMY_1050; -.
DR PATRIC; fig|665029.3.peg.1039; -.
DR eggNOG; COG0041; Bacteria.
DR HOGENOM; CLU_094982_2_2_6; -.
DR OrthoDB; 9791908at2; -.
DR UniPathway; UPA00074; UER00943.
DR Proteomes; UP000001841; 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:CBA20000.1};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01929}.
FT DOMAIN 8..159
FT /note="PurE"
FT /evidence="ECO:0000259|SMART:SM01001"
FT BINDING 16
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 19
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 46
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
SQ SEQUENCE 169 AA; 17588 MW; 807EDCEC0EC31C0B CRC64;
MSSNAAPARI AIVMGSKSDW ATMQFAAEIL ISLDVPFHCE VVSAHRTPDK LFSFAEQAVD
NGYQVIIAGA GGAAHLPGML AAKTRVPVLG VPVQSAALSG VDSLYSIVQM PRGIPVGTLA
IGKAGAANAA LLAAQILALH DSGLALRLTD WRQAQTDEVL NHPDPREEA
//
