1I58

STRUCTURE OF THE HISTIDINE KINASE CHEA ATP-BINDING DOMAIN IN COMPLEX WITH ATP ANALOG ADPCP AND MAGNESIUM

Structural Biology Knowledgebase: 1I58 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.262
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1I58

Classification: SIGNALING PROTEIN TRANSFERASE

Total Structure Weight: 43233.67

Macromolecule Entities
Molecule Chains Length Organism Details
CHEMOTAXIS PROTEIN CHEA A, B 189 Thermotoga maritima EC#: 2.7.13.3 IUBMB
Fragment: DOMAIN P4
Mutation: K352G, I353S, R354H
Gene Name(s): cheA TM_0702
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ACP
Query on ACP

A PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
ADENOSINE-5'-[BETA, GAMMA-METHYLENE]TRIPHOSPHATE (Synonym)
C11 H18 N5 O12 P3
UFZTZBNSLXELAL-IOSLPCCCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ADP
Query on ADP

B ADENOSINE-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
XTWYTFMLZFPYCI-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A, B ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.262
  • R-Value Work: 0.223
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 40.82 α = 90.00
b = 48.93 β = 103.54
c = 77.04 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-02-26
  • Released Date: 2001-08-26
  • Deposition author(s): Bilwes, A.M., Quezada, C.M., Croal, L.R., Crane, B.R., Simon, M.I.

Revision History

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