1CBX

CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN CARBOXYPEPTIDASE A AND THE BIPRODUCT ANALOG INHIBITOR L-BENZYLSUCCINATE AT 2.0 ANGSTROMS RESOLUTION


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.166

Literature

Macromolecules
Sequence Display for 1CBX

Classification: HYDROLASE(C-TERMINAL PEPTIDASE)

Total Structure Weight: 34716.08

Macromolecule Entities
Molecule Chains Length Organism Details
CARBOXYPEPTIDASE A A 307 Bos taurus EC#: 3.4.17.1 IUBMB
Mutation: D89N, D93N, D114N, Q122E, D185N, E228A, L305V
Gene Name(s): CPA1 Gene View CPA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BZS
Query on BZS

A L-BENZYLSUCCINIC ACID
C11 H12 O4
GTOFKXZQQDSVFH-SECBINFHSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BZS N/A in BindingDB
Ki: 450 nM  BindingMOAD
Ki: 450 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.166
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 51.60 α = 90.00
b = 60.27 β = 97.27
c = 47.25 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1991-10-31
  • Released Date: 1994-01-31
  • Deposition author(s): Mangani, S., Carloni, P., Orioli, P.

Revision History

  • 2008-03-24
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance