5YV7

Racemic X-ray Structure of Calcicludine

• PDB DOI: https://doi.org/10.2210/pdb5YV7/pdb

• Classification: TOXIN
• Organism(s): Dendroaspis angusticeps
• Mutation(s): No 


• Deposited: 2017-11-24 Released: 2017-12-27 
• Deposition Author(s): Shuai, G., Qian, Q., Lei, L.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.302 
• R-Value Work: 0.289 
• R-Value Observed: 0.290 

Literature

Racemic X-ray Structure of Calcicludine

Shuai, G., Qian, Q., Lei, L.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 7 kDa 
• Atom Count: 536 
• Modelled Residue Count: 60 
• Deposited Residue Count: 60 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Kunitz-type serine protease inhibitor homolog calcicludine	A	60	Dendroaspis angusticeps	Mutation(s): 0
UniProt
Find proteins for P81658 (Dendroaspis angusticeps) Explore P81658  Go to UniProtKB:  P81658

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.302 
• R-Value Work: 0.289 
• R-Value Observed: 0.290 
• Space Group: I 4₁/a

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 95.991	α = 90
b = 95.991	β = 90
c = 39.486	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data collection
HKL-3000	data reduction
PHENIX	model building
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-12-27 
Deposition Author(s): Shuai, G., Qian, Q., Lei, L.

Revision History  

• Version 1.0: 2017-12-27
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description