ID A0A099D3F9_9ACTN Unreviewed; 163 AA.
AC A0A099D3F9;
DT 07-JAN-2015, integrated into UniProtKB/TrEMBL.
DT 07-JAN-2015, sequence version 1.
DT 24-JAN-2024, entry version 43.
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:ASU80817.1};
GN ORFNames=CDG81_04045 {ECO:0000313|EMBL:ASU80817.1};
OS Actinopolyspora erythraea.
OC Bacteria; Actinomycetota; Actinomycetes; Actinopolysporales;
OC Actinopolysporaceae; Actinopolyspora.
OX NCBI_TaxID=414996 {ECO:0000313|EMBL:ASU80817.1, ECO:0000313|Proteomes:UP000215043};
RN [1] {ECO:0000313|EMBL:ASU80817.1, ECO:0000313|Proteomes:UP000215043}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=YIM 90600 {ECO:0000313|EMBL:ASU80817.1,
RC ECO:0000313|Proteomes:UP000215043};
RA Yin M., Tang S.;
RT "The complete genome sequence of moderately halophilic actinomycete
RT Actinopolyspora erythraea YIM 90600, the producer of novel erythromycin,
RT novel actinopolysporins A-C and tubercidin.";
RL Submitted (AUG-2017) to the EMBL/GenBank/DDBJ databases.
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}.
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; CP022752; ASU80817.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A099D3F9; -.
DR KEGG; aey:CDG81_04045; -.
DR eggNOG; COG0041; Bacteria.
DR HOGENOM; CLU_094982_2_0_11; -.
DR OrthoDB; 9791908at2; -.
DR UniPathway; UPA00074; UER00943.
DR Proteomes; UP000215043; Chromosome.
DR GO; GO:0034023; F:5-(carboxyamino)imidazole ribonucleotide mutase activity; IEA:UniProtKB-UniRule.
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; AIR 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 Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01929}.
FT DOMAIN 1..144
FT /note="PurE"
FT /evidence="ECO:0000259|SMART:SM01001"
FT BINDING 3
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 6
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
FT BINDING 33
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01929,
FT ECO:0000256|PIRSR:PIRSR001338-1"
SQ SEQUENCE 163 AA; 17121 MW; A7D171F580B79673 CRC64;
MGSDSDWPVM REAGEALTEF DVPYEVGVYS AHRTPQRMLD YAAGAADRGV RVVIAGAGGA
AHLPGMVASA TVLPVIGVPV PLKHLDGMDS LLSIVQMPAG IPVATVSVGG ARNAGLLAVR
TLAADSGELG SRLRERMSRF QAELETKVLD KDSALRERVD REG
//