1BAV | pdb_00001bav

CARBOXYPEPTIDASE A COMPLEXED WITH 2-BENZYL-3-IODO-PROPANOIC ACID (BIP)

• PDB DOI: https://doi.org/10.2210/pdb1BAV/pdb

• Classification: CARBOXYPEPTIDASE
• Organism(s): Bos taurus
• Mutation(s): No 


• Deposited: 1996-11-14 Released: 1997-04-01 
• Deposition Author(s): Martin, P., Edwards, B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.213 (Depositor) 
• R-Value Work: 
  0.172 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.172 (Depositor) 

Literature

Crystallographic and computational insight on the mechanism of zinc-ion-dependent inactivation of carboxypeptidase a by 2-benzyl-3-iodopropanoate.

Massova, I., Martin, P., deMel, S., Tanaka, Y., Edwards, B., Mobashery, S.

(1996) J Am Chem Soc 118: 12479-12480

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Biological Assembly 4  

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

Biological assembly 4 assigned by authors.

Macromolecule Content

• Total Structure Weight: 140.3 kDa 
• Atom Count: 10,371 
• Modelled Residue Count: 1,228 
• Deposited Residue Count: 1,236 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CARBOXYPEPTIDASE A	A, B, C, D	309	Bos taurus	Mutation(s): 0  EC: 3.4.17.1
UniProt
Find proteins for P00730 (Bos taurus) Explore P00730  Go to UniProtKB:  P00730

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BIP	F [auth A], H [auth B], J [auth C], L [auth D]	2-BENZYL-3-IODOPROPANOIC ACID C10 H11 I O2 CRYXPGIJLMKFPX-VIFPVBQESA-N
ZN	E [auth A], G [auth B], I [auth C], K [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.213 (Depositor) 
• R-Value Work:  0.172 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.172 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 105.7	α = 90
b = 60.5	β = 97.2
c = 91.8	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1997-04-01 
Deposition Author(s): Martin, P., Edwards, B.

Revision History  

• Version 1.0: 1997-04-01
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-06-05
  Changes: Data collection, Database references, Derived calculations, Other
• Version 1.4: 2024-11-13
  Changes: Structure summary