Structure of PDB 2a8s Chain B Binding Site BS04

Receptor Information
>2a8s Chain B (length=191) Species: 8355 (Xenopus laevis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PRNISREESLQLEGYKHACHALLHAPSQAKLFDRVPIRRVLLMMMRFDGR
LGFPGGFVDTRDISLEEGLKRELEEELGPALATVEVTEDDYRSSQVREHP
QKCVTHFYIKELKLEEIERIEAEAVNAKDHGLEVMGLIRVPLYTLRDRVG
GLPAFLCNNFIGNSKSQLLYALRSLKLLREDQIQEVLKASH
Ligand information
Ligand IDGTP
InChIInChI=1S/C10H16N5O14P3/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(27-9)1-26-31(22,23)29-32(24,25)28-30(19,20)21/h2-3,5-6,9,16-17H,1H2,(H,22,23)(H,24,25)(H2,19,20,21)(H3,11,13,14,18)/t3-,5-,6-,9-/m1/s1
InChIKeyXKMLYUALXHKNFT-UUOKFMHZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
CACTVS 3.370NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@H](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
CACTVS 3.370NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
OpenEye OEToolkits 1.7.6c1nc2c(n1C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N
ACDLabs 12.01O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)C(O)C3O
FormulaC10 H16 N5 O14 P3
NameGUANOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL1233147
DrugBankDB04137
ZINCZINC000060094177
PDB chain2a8s Chain B Residue 251 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2a8s Crystal structures of U8 snoRNA decapping nudix hydrolase, X29, and its metal and cap complexes
Resolution2.45 Å
Binding residue
(original residue number in PDB)		H37 R63 F70 G72 G73 F74 E89 X120 I178 Q184
Binding residue
(residue number reindexed from 1)		H20 R46 F53 G55 G56 F57 E72 X103 I161 Q167
Annotation score3
Enzymatic activity
Enzyme Commision number 3.6.1.62: 5'-(N(7)-methylguanosine 5'-triphospho)-[mRNA] hydrolase.
3.6.1.64: inosine diphosphate phosphatase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0000287 magnesium ion binding
GO:0003723 RNA binding
GO:0003729 mRNA binding
GO:0008235 metalloexopeptidase activity
GO:0016787 hydrolase activity
GO:0030145 manganese ion binding
GO:0030515 snoRNA binding
GO:0035870 dITP diphosphatase activity
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
GO:0050897 cobalt ion binding
GO:0097383 dIDP phosphatase activity
GO:0110152 RNA NAD+-cap (NAD+-forming) hydrolase activity
GO:0140933 5'-(N(7)-methylguanosine 5'-triphospho)-[mRNA] hydrolase activity
GO:1990003 IDP phosphatase activity
GO:1990174 phosphodiesterase decapping endonuclease activity
Biological Process
GO:0006402 mRNA catabolic process
GO:0009117 nucleotide metabolic process
GO:0016077 sno(s)RNA catabolic process
GO:0035863 dITP catabolic process
GO:0090068 positive regulation of cell cycle process
GO:0110155 NAD-cap decapping
GO:2000233 negative regulation of rRNA processing
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005730 nucleolus
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2a8s, PDBe:2a8s, PDBj:2a8s
PDBsum2a8s
PubMed16472752
UniProtQ6TEC1|NUD16_XENLA U8 snoRNA-decapping enzyme (Gene Name=nudt16)

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