1EYR

Structure of a sialic acid activating synthetase, CMP acylneuraminate synthetase in the presence and absence of CDP


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.185

Literature

Macromolecules
Sequence Display for 1EYR

Classification: TRANSFERASE

Total Structure Weight: 51116.53

Macromolecule Entities
Molecule Chains Length Organism Details
CMP-N-ACETYLNEURAMINIC ACID SYNTHETASE A, B 228 Neisseria meningitidis EC#: 2.7.7.43 IUBMB
Mutation: M1M, M26M, M136M, M155M, M202M
Gene Name(s): neuA siaB synB
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CDP
Query on CDP

A, B CYTIDINE-5'-DIPHOSPHATE
C9 H15 N3 O11 P2
ZWIADYZPOWUWEW-XVFCMESISA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.246
  • R-Value Work: 0.185
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 43.01 α = 90.00
b = 69.89 β = 90.00
c = 157.48 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-05-08
  • Released Date: 2001-02-14
  • Deposition author(s): Mosimann, S.C., Gilbert, M., Dombrowski, D., Wakarchuk, W., Strynadka, N.C.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4