1CPB | pdb_00001cpb

STRUCTURE OF CARBOXYPEPTIDASE B AT 2.8 ANGSTROMS RESOLUTION

• PDB DOI: https://doi.org/10.2210/pdb1CPB/pdb

• Classification: HYDROLASE (C-TERMINAL PEPTIDASE)
• Organism(s): Bos taurus
• Mutation(s): No 


• Deposited: 1976-06-23 Released: 1977-11-14 
• Deposition Author(s): Schmid, M.F., Herriott, J.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å

Literature

Structure of carboxypeptidase B at 2-8 A resolution.

Schmid, M.F., Herriott, J.R.

(1976) J Mol Biology 103: 175-190

• PubMed: 957425 
• DOI: https://doi.org/10.1016/0022-2836(76)90058-9
• Primary Citation Related Structures: 
  1CPB

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 33.86 kDa 
• Atom Count: 299 
• Modeled Residue Count: 299 
• Deposited Residue Count: 299 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CARBOXYPEPTIDASE B	A	82	Bos taurus	Mutation(s): 0  EC: 3.4.17.2
UniProt
Find proteins for P00732 (Bos taurus) Explore P00732  Go to UniProtKB:  P00732

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
CARBOXYPEPTIDASE B	B	217	Bos taurus	Mutation(s): 0  EC: 3.4.17.2
UniProt
Find proteins for P00732 (Bos taurus) Explore P00732  Go to UniProtKB:  P00732

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å

Space Group: P 3₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.94	α = 90
b = 54.94	β = 90
c = 104.6	γ = 120

Structure Validation

Entry History 

Deposition Data

• Released Date: 1977-11-14 
Deposition Author(s): Schmid, M.F., Herriott, J.R.

Revision History  

• Version 1.0: 1977-11-14
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-07
  Changes: Data collection, Database references, Other