2PGB

Inhibitor-free human thrombin mutant C191A-C220A

• PDB DOI: https://doi.org/10.2210/pdb2PGB/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): Yes 


• Deposited: 2007-04-09 Released: 2007-07-17 
• Deposition Author(s): Bush-Pelc, L.A., Marino, F., Chen, Z., Pineda, A.O., Mathews, F.S., Di Cera, E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.54 Å
• R-Value Free: 0.217 
• R-Value Work: 0.183 
• R-Value Observed: 0.183 

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: 34.23 kDa 
• Atom Count: 2,638 
• Modelled Residue Count: 289 
• Deposited Residue Count: 295 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Prothrombin	A	36	Homo sapiens	Mutation(s): 0  Gene Names: F2 EC: 3.4.21.5
UniProt & NIH Common Fund Data Resources
Find proteins for P00734 (Homo sapiens) Explore P00734  Go to UniProtKB:  P00734
PHAROS:  P00734 GTEx:  ENSG00000180210

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Prothrombin	B	259	Homo sapiens	Mutation(s): 2  Gene Names: F2 EC: 3.4.21.5
UniProt & NIH Common Fund Data Resources
Find proteins for P00734 (Homo sapiens) Explore P00734  Go to UniProtKB:  P00734
PHAROS:  P00734 GTEx:  ENSG00000180210

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	C [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
SO4	D [auth B], E [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.54 Å
• R-Value Free: 0.217 
• R-Value Work: 0.183 
• R-Value Observed: 0.183 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.412	α = 90
b = 96.597	β = 90
c = 48.14	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
ADSC	data collection
HKL-2000	data reduction
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-07-17 
Deposition Author(s): Bush-Pelc, L.A., Marino, F., Chen, Z., Pineda, A.O., Mathews, F.S., Di Cera, E.

Revision History  

• Version 1.0: 2007-07-17
  Type: Initial release
  
• Version 1.1: 2008-04-21
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.4: 2021-10-20
  Changes: Database references, Structure summary
• Version 1.5: 2023-08-30
  Changes: Data collection, Refinement description