1CTT

TRANSITION-STATE SELECTIVITY FOR A SINGLE OH GROUP DURING CATALYSIS BY CYTIDINE DEAMINASE

Structural Biology Knowledgebase: 1CTT SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.190

Literature

Macromolecules
Sequence Display for 1CTT

Classification: HYDROLASE

Total Structure Weight: 31865.63

Macromolecule Entities
Molecule Chains Length Organism Details
CYTIDINE DEAMINASE A 294 Escherichia coli EC#: 3.5.4.5 IUBMB
Gene Name(s): cdd b2143 JW2131
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 3,4-DIHYDRO-1H-PYRIMIDIN-2-ONE NUCLEOSIDE
C9 H14 N2 O5
NVRAAJMSMZQKRW-WCTZXXKLSA-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 %)
DHZ N/A in BindingDB
Ki: 30000 nM  BindingMOAD
Ki: 30000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.190
  • Space Group: P 31 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 120.30 α = 90.00
b = 120.30 β = 90.00
c = 78.40 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1995-02-11
  • Released Date: 1995-05-08
  • Deposition author(s): Xiang, S., Short, S.A., Wolfenden, R., Carter, C.W.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values