PYRH_LIMRT
ID PYRH_LIMRT Reviewed; 240 AA.
AC Q8VS53;
DT 30-AUG-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 75.
DE RecName: Full=Uridylate kinase {ECO:0000255|HAMAP-Rule:MF_01220};
DE Short=UK {ECO:0000255|HAMAP-Rule:MF_01220};
DE EC=2.7.4.22 {ECO:0000255|HAMAP-Rule:MF_01220};
DE AltName: Full=Uridine monophosphate kinase {ECO:0000255|HAMAP-Rule:MF_01220};
DE Short=UMP kinase {ECO:0000255|HAMAP-Rule:MF_01220};
DE Short=UMPK {ECO:0000255|HAMAP-Rule:MF_01220};
GN Name=pyrH {ECO:0000255|HAMAP-Rule:MF_01220};
OS Limosilactobacillus reuteri (Lactobacillus reuteri).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Limosilactobacillus.
OX NCBI_TaxID=1598;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=ATCC 55739 / PYR8;
RA Nam S.J., Kim J.K., Park J.Y., Ha Y.L., Kim J.H.;
RT "Cloning of UMP-kinase gene from Lactobacillus reuteri ATCC 557939.";
RL Submitted (JUL-2001) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible phosphorylation of UMP to UDP.
CC {ECO:0000255|HAMAP-Rule:MF_01220}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + UMP = ADP + UDP; Xref=Rhea:RHEA:24400,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:57865, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:456216; EC=2.7.4.22; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01220};
CC -!- ACTIVITY REGULATION: Allosterically activated by GTP. Inhibited by UTP.
CC {ECO:0000255|HAMAP-Rule:MF_01220}.
CC -!- PATHWAY: Pyrimidine metabolism; CTP biosynthesis via de novo pathway;
CC UDP from UMP (UMPK route): step 1/1. {ECO:0000255|HAMAP-Rule:MF_01220}.
CC -!- SUBUNIT: Homohexamer. {ECO:0000255|HAMAP-Rule:MF_01220}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01220}.
CC -!- SIMILARITY: Belongs to the UMP kinase family. {ECO:0000255|HAMAP-
CC Rule:MF_01220}.
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DR EMBL; AF401482; AAL60143.1; -; Genomic_DNA.
DR AlphaFoldDB; Q8VS53; -.
DR SMR; Q8VS53; -.
DR UniPathway; UPA00159; UER00275.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0033862; F:UMP kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0044210; P:'de novo' CTP biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR CDD; cd04254; AAK_UMPK-PyrH-Ec; 1.
DR Gene3D; 3.40.1160.10; -; 1.
DR HAMAP; MF_01220_B; PyrH_B; 1.
DR InterPro; IPR036393; AceGlu_kinase-like_sf.
DR InterPro; IPR001048; Asp/Glu/Uridylate_kinase.
DR InterPro; IPR011817; Uridylate_kinase.
DR InterPro; IPR015963; Uridylate_kinase_bac.
DR Pfam; PF00696; AA_kinase; 1.
DR PIRSF; PIRSF005650; Uridylate_kin; 1.
DR SUPFAM; SSF53633; SSF53633; 1.
DR TIGRFAMs; TIGR02075; pyrH_bact; 1.
PE 3: Inferred from homology;
KW Allosteric enzyme; ATP-binding; Cytoplasm; Kinase; Nucleotide-binding;
KW Pyrimidine biosynthesis; Transferase.
FT CHAIN 1..240
FT /note="Uridylate kinase"
FT /id="PRO_0000143852"
FT REGION 20..25
FT /note="Involved in allosteric activation by GTP"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 12..15
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 54
FT /ligand="UMP"
FT /ligand_id="ChEBI:CHEBI:57865"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 55
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 59
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 74
FT /ligand="UMP"
FT /ligand_id="ChEBI:CHEBI:57865"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 135..142
FT /ligand="UMP"
FT /ligand_id="ChEBI:CHEBI:57865"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 163
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 169
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
FT BINDING 172
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01220"
SQ SEQUENCE 240 AA; 25958 MW; 32D354CAF5671B65 CRC64;
MSDIKYNRVI LKLSGEALAG EKGFGINPPV LKDVAKELKE VHELGVQIAI VVGGGNMWRG
VTGAELGMER AQADYIGMLA TIMNALSLQD ALESLDVPTR VQTSIEMRQI AEPYIRRKAI
RHLEKDRIVI FAGGTGSPYF STDTTAALRA AEINADAILM GKNGVDGVYN ADPNKDASAV
KFDHLTHMDL IEKNLHVMDT TASSLSMDNH IPLVVFNLNT PGNIMKVVKG QEVGTTIEGD