Structure of PDB 2xoc Chain B Binding Site BS01

Receptor Information

>2xoc Chain B (length=212) Species: 9606 (Homo sapiens)

YVVCRQCPEYRRQAAQPPHCPDYVCPLQGSHALCTCCFQPMPDRRVEREQ
DPRVAPQQCAVCLQPFCHLYWGCTRTGCYGCLAPFCELNLGDKCLDGVLN
NNSYESDILKNYLATRGLTWKNMLTESLVALQRGVFLLSDYRVTGDTVLC
YCCGLRSFRELTYQYRQNIPASELPVAVTSRPDCYWGRNCRTQVKAHHAM
KFNHICEQTRFK

Ligand information

• Ligand ID: ADP
• InChI: InChI=1S/C10H15N5O10P2/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(24-10)1-23-27(21,22)25-26(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
• InChIKey: XTWYTFMLZFPYCI-KQYNXXCUSA-N
• SMILES:
  OpenEye OEToolkits 1.5.0: c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N
  CACTVS 3.341: Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
  ACDLabs 10.04: O=P(O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
  CACTVS 3.341: Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
  OpenEye OEToolkits 1.5.0: c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O)O)O)N
• Formula: C10 H15 N5 O10 P2
• Name: ADENOSINE-5'-DIPHOSPHATE
• ChEMBL: CHEMBL14830
• DrugBank: DB16833
• ZINC: ZINC000012360703
• PDB chain: 2xoc Chain A Residue 1665

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2xoc Structural Basis of Poly(Adp-Ribose) Recognition by the Multizinc Binding Domain of Checkpoint with Forkhead-Associated and Ring Domains (Chfr).
• Resolution: 1.89 Å
• Binding residue (original residue number in PDB): P626 V627 A628
• Binding residue (residue number reindexed from 1): P175 V176 A177
• Annotation score: 4

Enzymatic activity

• Enzyme Commision number: 2.3.2.27: RING-type E3 ubiquitin transferase.

External links

• PDB: RCSB:2xoc, PDBe:2xoc, PDBj:2xoc
• PDBsum: 2xoc
• PubMed: 20880844
• UniProt: Q96EP1|CHFR_HUMAN E3 ubiquitin-protein ligase CHFR (Gene Name=CHFR)