4K7L

Crystal structure of RNase S variant (K7C/Q11C)

• PDB DOI: https://doi.org/10.2210/pdb4K7L/pdb

• Classification: HYDROLASE
• Organism(s): Bos taurus
• Mutation(s): Yes 


• Deposited: 2013-04-17 Released: 2014-05-14 
• Deposition Author(s): Genz, M., Straeter, N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.38 Å
• R-Value Free: 0.188 
• R-Value Work: 0.167 
• R-Value Observed: 0.167 

Literature

Crystal structure of RNase S with a [Hg(Cys2)] metal center in the S-peptide as a template for structure-based design of artificial metalloenzymes using peptide-protein complementation

Genz, M., Singer, D., Hey-Hawkins, E., Hoffmann, R., Straeter, N.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 13.45 kDa 
• Atom Count: 1,122 
• Modelled Residue Count: 117 
• Deposited Residue Count: 119 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribonuclease pancreatic	A	15	Bos taurus	Mutation(s): 2  EC: 3.1.27.5
UniProt
Find proteins for P61823 (Bos taurus) Explore P61823  Go to UniProtKB:  P61823

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribonuclease pancreatic	B	104	Bos taurus	Mutation(s): 0
UniProt
Find proteins for P61823 (Bos taurus) Explore P61823  Go to UniProtKB:  P61823

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth B], D [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.38 Å
• R-Value Free: 0.188 
• R-Value Work: 0.167 
• R-Value Observed: 0.167 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.81	α = 90
b = 43.81	β = 90
c = 96.31	γ = 120

Software Package:

Software Name	Purpose
MAR345	data collection
BUSTER	refinement
XDS	data reduction
XDS	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-05-14 
Deposition Author(s): Genz, M., Straeter, N.

Revision History  

• Version 1.0: 2014-05-14
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description