1IXI

PHOSPHATE-BINDING PROTEIN MUTANT WITH ASP 56 REPLACED BY ASN COMPLEX WITH MONOBASIC PHOSPHATE ION


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.89 Å
  • R-Value Free: 0.294
  • R-Value Work: 0.200

Literature

Macromolecules
Sequence Display for 1IXI

Classification: PHOSPHATE TRANSPORT

Total Structure Weight: 34553.60

Macromolecule Entities
Molecule Chains Length Organism Details
PHOSPHATE-BINDING PROTEIN A 321 Escherichia coli Mutation: D56N
Gene Name(s): pstS phoS b3728 JW3706
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A DIHYDROGENPHOSPHATE ION
H2 O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
2HP N/A in BindingDB
Kd: 360 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.89 Å
  • R-Value Free: 0.294
  • R-Value Work: 0.200
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 41.97 α = 90.00
b = 63.98 β = 90.00
c = 123.97 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1996-10-17
  • Released Date: 1997-10-22
  • Deposition author(s): Wang, Z., Quiocho, F.A.

Revision History

  • Version 1_0: 1997-10-22

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance