2PI7 | pdb_00002pi7

Structure of the catalytic domain of the chick retinal neurite inhibitor-Receptor Protein Tyrosine Phosphatase CRYP-2/cPTPRO

• PDB DOI: https://doi.org/10.2210/pdb2PI7/pdb

• Classification: HYDROLASE
• Organism(s): Gallus gallus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-04-13 Released: 2007-05-01 
• Deposition Author(s): Girish, T.S., Gopal, B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.59 Å
• R-Value Free: 
  0.287 (Depositor), 0.284 (DCC) 
• R-Value Work: 
  0.227 (Depositor), 0.226 (DCC) 

Starting Model: experimental

Literature

The crystal structure of the catalytic domain of the chick retinal neurite inhibitor-receptor protein tyrosine phosphatase CRYP-2/cPTPRO

Girish, T.S., Gopal, B.

(2007) Proteins 68: 1011-1015

• PubMed: 17546659 
• DOI: https://doi.org/10.1002/prot.21424
• Primary Citation Related Structures: 
  2PI7

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Organizational Affiliation: 
• Molecular Biophysics Unit, Indian Institute of Science, Bangalore 560 012, India.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 73.37 kDa 
• Atom Count: 4,920 
• Modeled Residue Count: 583 
• Deposited Residue Count: 624 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein tyrosine phosphatase CRYP-2	A, B	312	Gallus gallus	Mutation(s): 0  Gene Names: CRYP2 EC: 3.1.3.48
UniProt
Find proteins for Q98945 (Gallus gallus) Explore Q98945  Go to UniProtKB:  Q98945

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NO3	C [auth A], D [auth B]	NITRATE ION N O3 NHNBFGGVMKEFGY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.59 Å
• R-Value Free:  0.287 (Depositor), 0.284 (DCC) 
• R-Value Work:  0.227 (Depositor), 0.226 (DCC) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.316	α = 90
b = 68.316	β = 90
c = 245.018	γ = 120

Software Package:

Software Name	Purpose
MAR345dtb	data collection
CNS	refinement
MAR345	data collection
MOSFLM	data reduction
CCP4	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-05-01 
Deposition Author(s): Girish, T.S., Gopal, B.

Revision History  

• Version 1.0: 2007-05-01
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description