Structure of PDB 1b2z Chain C Binding Site BS01

Receptor Information
>1b2z Chain C (length=107) Species: 1390 (Bacillus amyloliquefaciens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
INTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNLADVAPGKSIGG
DIFSNREGKLPGKSGRTWREADINYTSGFRNSDRILYSSNWLIYKTTDHY
QTFTKIR
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0
[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain1b2z Chain C Residue 359 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1b2z A structural double-mutant cycle: estimating the strength of a buried salt bridge in barnase.
Resolution2.03 Å
Binding residue
(original residue number in PDB)
E60 K62
Binding residue
(residue number reindexed from 1)
E57 K59
Annotation score4
Enzymatic activity
Enzyme Commision number 3.1.27.-
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0004521 RNA endonuclease activity
GO:0004540 RNA nuclease activity

View graph for
Molecular Function
External links
PDB RCSB:1b2z, PDBe:1b2z, PDBj:1b2z
PDBsum1b2z
PubMed11914482
UniProtP00648|RNBR_BACAM Ribonuclease

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