3QNV | pdb_00003qnv

Carboxypeptidase T

• PDB DOI: https://doi.org/10.2210/pdb3QNV/pdb

• Classification: HYDROLASE
• Organism(s): Thermoactinomyces vulgaris
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-02-09 Released: 2012-02-15 
• Deposition Author(s): Timofeev, V.I., Akparov, V.K., Kuranova, I.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.69 Å
• R-Value Free: 
  0.182 (Depositor), 0.157 (DCC) 
• R-Value Work: 
  0.169 (Depositor) 
• R-Value Observed: 
  0.170 (Depositor) 

Literature

Three-dimensional structure of recombinant carboxypeptidase T from Thermoactinomyces vulgaris without calcium ions

Akparov, V.K., Timofeev, V.I., Kuranova, I.P.

(2011) Crystallogr Rep 56: 596-602

• DOI: https://doi.org/10.1134/S106377451104002X

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 37.46 kDa 
• Atom Count: 3,022 
• Modeled Residue Count: 323 
• Deposited Residue Count: 323 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carboxypeptidase T	A	323	Thermoactinomyces vulgaris	Mutation(s): 0  Gene Names: cpt EC: 3.4.17.18
UniProt
Find proteins for P29068 (Thermoactinomyces vulgaris) Explore P29068  Go to UniProtKB:  P29068

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], E [auth A], F [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	G [auth A], H [auth A], I [auth A], J [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.69 Å
• R-Value Free:  0.182 (Depositor), 0.157 (DCC) 
• R-Value Work:  0.169 (Depositor) 
• R-Value Observed: 0.170 (Depositor) 

Space Group: P 6₃ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 158.002	α = 90
b = 158.002	β = 90
c = 103.913	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-02-15 
Deposition Author(s): Timofeev, V.I., Akparov, V.K., Kuranova, I.P.

Revision History  

• Version 1.0: 2012-02-15
  Type: Initial release
  
• Version 1.1: 2024-11-20
  Changes: Data collection, Database references, Derived calculations, Structure summary