ID A0A061SUM1_9RHOB Unreviewed; 162 AA.
AC A0A061SUM1;
DT 03-SEP-2014, integrated into UniProtKB/TrEMBL.
DT 03-SEP-2014, sequence version 1.
DT 27-MAR-2024, entry version 39.
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:KAJ03040.1};
GN ORFNames=PM02_11305 {ECO:0000313|EMBL:KAJ03040.1};
OS Sulfitobacter mediterraneus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Sulfitobacter.
OX NCBI_TaxID=83219 {ECO:0000313|EMBL:KAJ03040.1, ECO:0000313|Proteomes:UP000027337};
RN [1] {ECO:0000313|EMBL:KAJ03040.1, ECO:0000313|Proteomes:UP000027337}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=1FIGIMAR09 {ECO:0000313|EMBL:KAJ03040.1,
RC ECO:0000313|Proteomes:UP000027337};
RX PubMed=24855294;
RA Mas-Llado M., Pina-Villalonga J.M., Brunet-Galmes I., Nogales B., Bosch R.;
RT "Draft Genome Sequences of Two Isolates of the Roseobacter Group,
RT Sulfitobacter sp. Strains 3SOLIMAR09 and 1FIGIMAR09, from Harbors of
RT Mallorca Island (Mediterranean Sea).";
RL Genome Announc. 2:e00350-14(2014).
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 -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KAJ03040.1}.
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DR EMBL; JEMU01000008; KAJ03040.1; -; Genomic_DNA.
DR RefSeq; WP_037908354.1; NZ_JEMU01000008.1.
DR AlphaFoldDB; A0A061SUM1; -.
DR STRING; 83219.PM02_11305; -.
DR eggNOG; COG0041; Bacteria.
DR UniPathway; UPA00074; UER00943.
DR Proteomes; UP000027337; Unassembled WGS sequence.
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; 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 Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01929}; Reference proteome {ECO:0000313|Proteomes:UP000027337}.
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 162 AA; 16809 MW; 7BBB5028A5F31804 CRC64;
MTTPPVGIIM GSQSDWATMR EAATLLDELG IAYETRIVSA HRTPDRLWEY GKTAVDRGLQ
VIIAGAGGAA HLPGMMASKT RVPVIGVPVQ TKALSGVDSL YSILQMPKGF PVATMAIGAA
GAANAGLMAA AILALQDAGV AKRLDEWRDA LSASIPEAPV DE
//