Enzyme

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     2. Transferases
        2.4 Glycosyltransferases
            2.4.2 Pentosyltransferases
ID:2.4.2.2
Description:Pyrimidine-nucleoside phosphorylase.
Alternative Name: Py-NPase.
Prosite: PDOC00557;
PDB:
PDBScop
2WK5 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940;
2J0F 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940;
2WK6 8029559; 8029560; 8029561; 8041938; 8041939; 8041940; 8029559; 8029560; 8029561; 8041938; 8041939; 8041940;
1UOU 8029559; 8029560; 8029561; 8041938; 8041939; 8041940;
1BRW 8022641; 8025194; 8031834; 8035021; 8037573; 8044212; 8022641; 8025194; 8031834; 8035021; 8037573; 8044212;
 » show all

Cath: 3.40.1030.10; 3.90.1170.30; 1.20.970.10;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 2.4.2.2
BRENDA Enzyme Link: BRENDA 2.4.2.2
KEGG Enzyme Link: KEGG2.4.2.2
BioCyc Enzyme Link: BioCyc 2.4.2.2
ExPASy Enzyme Link: ExPASy2.4.2.2
EC2PDB Enzyme Link: EC2PDB 2.4.2.2
ExplorEnz Enzyme Link: ExplorEnz 2.4.2.2
PRIAM enzyme-specific profiles Link: PRIAM 2.4.2.2
IntEnz Enzyme Link: IntEnz 2.4.2.2
MEDLINE Enzyme Link: MEDLINE 2.4.2.2
MSA:

2.4.2.2;

Phylogenetic Tree:

2.4.2.2;

Uniprot:
M-CSA:
RHEA:24388 phosphate + uridine = alpha-D-ribose 1-phosphate + uracil
RULE(radius=1) [*:1]-[CH;+0:2](-[*:3])-[n;H0;+0:4](:[*:5]):[*:6].[*:7]-[OH;+0:8]>>[*:1]-[CH;+0:2](-[*:3])-[O;H0;+0:8]-[*:7].[*:5]:[nH;+0:4]:[*:6]
Reaction
Core-to-Core More
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References

TitleAuthorsDatePubMed ID
Nontargeted in vitro metabolomics for high-throughput identification of novel enzymes in Escherichia coli.Sévin DC, Fuhrer T, Zamboni N, Sauer U2017 Feb27941785
Crystal structures of Escherichia coli uridine phosphorylase in two native and three complexed forms reveal basis of substrate specificity, induced conformational changes and influence of potassium.Caradoc-Davies TT, Cutfield SM, Lamont IL, Cutfield JF2004 Mar 1915003451
Structure of Escherichia coli uridine phosphorylase at 2.0 A.Burling FT, Kniewel R, Buglino JA, Chadha T, Beckwith A, Lima CD2003 Jan12499542

RHEA:22824 2'-deoxyuridine + phosphate = 2-deoxy-alpha-D-ribose 1-phosphate + uracil
RULE(radius=1) [*:1]-[CH;+0:2](-[*:3])-[n;H0;+0:4](:[*:5]):[*:6].[*:7]-[OH;+0:8]>>[*:1]-[CH;+0:2](-[*:3])-[O;H0;+0:8]-[*:7].[*:5]:[nH;+0:4]:[*:6]
Reaction
Core-to-Core More
Core-to-Core More

References

TitleAuthorsDatePubMed ID
The crystal structure of pyrimidine nucleoside phosphorylase in a closed conformation.Pugmire MJ, Ealick SE1998 Nov 159817849
Molecular cloning and expression of the pyrimidine nucleoside phosphorylase gene from Bacillus stearothermophilus TH 6-2.Okuyama K, Hamamoto T, Noguchi T, Midorikawa Y1996 Oct8987664
Purification and characterization of purine nucleoside phosphorylase and pyrimidine nucleoside phosphorylase from Bacillus stearothermophilus TH 6-2.Hamamoto T, Noguchi T, Midorikawa Y1996 Jul8782414
Purification and comparative properties of a pyrimidine nucleoside phosphorylase from Bacillus stearothermophilus.Saunders PP, Wilson BA, Saunders GF1969 Jul 104978445

RHEA:16037 phosphate + thymidine = 2-deoxy-alpha-D-ribose 1-phosphate + thymine
RULE(radius=1) [*:1]-[CH;+0:2](-[*:3])-[n;H0;+0:4](:[*:5]):[*:6].[*:7]-[OH;+0:8]>>[*:1]-[CH;+0:2](-[*:3])-[O;H0;+0:8]-[*:7].[*:5]:[nH;+0:4]:[*:6]
Reaction
Core-to-Core More
Core-to-Core More

References

TitleAuthorsDatePubMed ID
The crystal structure of pyrimidine nucleoside phosphorylase in a closed conformation.Pugmire MJ, Ealick SE1998 Nov 159817849
Molecular cloning and expression of the pyrimidine nucleoside phosphorylase gene from Bacillus stearothermophilus TH 6-2.Okuyama K, Hamamoto T, Noguchi T, Midorikawa Y1996 Oct8987664
Purification and characterization of purine nucleoside phosphorylase and pyrimidine nucleoside phosphorylase from Bacillus stearothermophilus TH 6-2.Hamamoto T, Noguchi T, Midorikawa Y1996 Jul8782414
Purification and comparative properties of a pyrimidine nucleoside phosphorylase from Bacillus stearothermophilus.Saunders PP, Wilson BA, Saunders GF1969 Jul 104978445
Nontargeted in vitro metabolomics for high-throughput identification of novel enzymes in Escherichia coli.Sévin DC, Fuhrer T, Zamboni N, Sauer U2017 Feb27941785