Structure of PDB 11ba Chain B Binding Site BS01

Receptor Information
>11ba Chain B (length=124) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KESAAAKFERQHMDSGNSPSSSSNYCNLMMCCRKMTQGKCKPVNTFVHES
LADVKAVCSQKKVTCKNGQTNCYQSKSTMRITDCRETGSSKYPNCAYKTT
QVEKHIIVACGGKPSVPVHFDASV
Ligand information
Ligand IDUPA
InChIInChI=1S/C19H24N7O12P/c20-15-10-16(22-5-21-15)26(6-23-10)17-13(31)11(29)8(37-17)4-35-39(33,34)38-14-12(30)7(3-27)36-18(14)25-2-1-9(28)24-19(25)32/h1-2,5-8,11-14,17-18,27,29-31H,3-4H2,(H,33,34)(H2,20,21,22)(H,24,28,32)/t7-,8-,11-,12-,13-,14-,17-,18-/m1/s1
InChIKeyQARCCHXXGAIRFS-KPKSGTNCSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C1C=CN(C(=O)N1)C5OC(CO)C(O)C5OP(=O)(O)OCC4OC(n3cnc2c(ncnc23)N)C(O)C4O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[C@@H]4[C@@H]([C@H](O[C@H]4N5C=CC(=O)NC5=O)CO)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[C@@H]4[C@H](O)[C@@H](CO)O[C@H]4N5C=CC(=O)NC5=O)[C@@H](O)[C@H]3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OC4C(C(OC4N5C=CC(=O)NC5=O)CO)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[CH]4[CH](O)[CH](CO)O[CH]4N5C=CC(=O)NC5=O)[CH](O)[CH]3O
FormulaC19 H24 N7 O12 P
NameURIDYLYL-2'-5'-PHOSPHO-ADENOSINE
ChEMBL
DrugBankDB03447
ZINCZINC000015268260
PDB chain11ba Chain B Residue 126 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB11ba Binding of a substrate analog to a domain swapping protein: X-ray structure of the complex of bovine seminal ribonuclease with uridylyl(2',5')adenosine.
Resolution2.06 Å
Binding residue
(original residue number in PDB)		K41 N44 T45 N67 Q69 N71 A109 H119 F120
Binding residue
(residue number reindexed from 1)		K41 N44 T45 N67 Q69 N71 A109 H119 F120
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H12 K41 H119 F120 D121
Catalytic site (residue number reindexed from 1) H12 K41 H119 F120 D121
Enzyme Commision number 4.6.1.18: pancreatic ribonuclease.
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004519 endonuclease activity
GO:0004522 ribonuclease A activity
GO:0004540 RNA nuclease activity
GO:0016829 lyase activity
GO:0042802 identical protein binding
Biological Process
GO:0050830 defense response to Gram-positive bacterium
GO:0051607 defense response to virus
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:11ba, PDBe:11ba, PDBj:11ba
PDBsum11ba
PubMed10082366
UniProtP00669|RNS_BOVIN Seminal ribonuclease (Gene Name=SRN)

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