1W7V

ZnMg substituted aminopeptidase P from E. coli


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.180
  • R-Value Work: 0.156

Literature

Macromolecules
Sequence Display for 1W7V

Classification: HYDROLASE

Total Structure Weight: 201027.20

Macromolecule Entities
Molecule Chains Length Organism Details
XAA-PRO AMINOPEPTIDASE A, B, C, D 440 Escherichia coli EC#: 3.4.11.9 IUBMB
Gene Name(s): pepP b2908 JW2876
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PEPTIDE VAL-PRO-LEU E, F, G, H 3 synthetic Details: THE PEPTIDE VAL-PRO-LEU (10 MM) WAS SOAKED INTO THE CRYSTALS. THE PEPTIDE WAS CLEAVED BY AMINOPEPTIDASE P, BUT ONE OF THE PRODUCTS (PRO-LEU) REMAINED VISIBLE IN THE ACTIVE SITE

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

A, B, C, D ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B, C, D CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B, C, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
OCS
Query on OCS
A, B, C, D L-PEPTIDE LINKING C3 H7 N O5 S CYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.180
  • R-Value Work: 0.156
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 111.73 α = 90.00
b = 236.53 β = 106.34
c = 138.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-09-13
  • Released Date: 2005-09-29
  • Deposition author(s): Graham, S.C., Bond, C.S., Freeman, H.C., Guss, J.M.

Revision History

  • Version 1_0: 2005-09-29

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Advisory, Refinement description, Version format compliance