Structure of PDB 5tbv Chain A

Receptor sequence
>5tbvA (length=283) Species: 6183 (Schistosoma mansoni) [Search protein sequence]
VVANYENASMAADYIKRVSNVLPDIGIICGSGLGKLIEEIEERKVIPYIN
IPNFPKTTVAGHVGNLVLGSVGGRKIVAMQGRLHMYEGYSNQEIALPIRV
MKLLGVRVLLITNLAGGINRKLKSGDFVLIKGHINFPGLGLNNVLVGPNQ
DEFGPRFPDLSNAYDRLLQQLALKIAQENDFQDLVHEGVYAFNGGPTYES
PDESNMLLKLGCDVVGMSTVPEVIIACHCGIKVLAVSLIANNSILDAEND
VSINHEKVLAVAEKRADLLQMWFKEIITRLPLD
3D structure
PDB5tbv Crystal Structure of Isoform 2 of Purine Nucleoside Phosphorylase
ChainA
Resolution1.95 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S35 H66 H88 Y90 E91 L118 M221 S222 N245 S247 H259
Catalytic site (residue number reindexed from 1) S31 H62 H84 Y86 E87 L114 M217 S218 N241 S243 H255
Enzyme Commision number 2.4.2.1: purine-nucleoside phosphorylase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 TBN A H88 Y90 L118 G120 Y202 E203 G220 M221 H259 V262 H84 Y86 L114 G116 Y198 E199 G216 M217 H255 V258
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004731 purine-nucleoside phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0047975 guanosine phosphorylase activity
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0009116 nucleoside metabolic process
Cellular Component
GO:0005737 cytoplasm

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Cellular Component
External links
PDB RCSB:5tbv, PDBe:5tbv, PDBj:5tbv
PDBsum5tbv
PubMed
UniProtA0A0U3AGT1

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