Macromolecule Content

Total Structure Weight: 47.45 kDa
Atom Count: 3,522
Modelled Residue Count: 428
Deposited Residue Count: 428
Unique protein chains: 1

1VB3

Crystal Structure of Threonine Synthase from Escherichia coli

PDB DOI: 10.2210/pdb1VB3/pdb

Classification: LYASE
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2004-02-21 Released: 2005-06-21
Deposition Author(s): Omi, R.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.262
R-Value Work: 0.224

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.2 of the entry. See complete history.

Literature

Crystal Structure of Threonine Synthase from Escherichia coli

Omi, R., Goto, M., Miyahara, I., Mizuguchi, H., Hayashi, H., Kagamiyama, H., Hirotsu, K.

To be published.

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Threonine synthase	A	428	Escherichia coli	Mutation(s): 0 EC: 4.2.3.1
UniProt
Find proteins for P00934 (Escherichia coli (strain K12)) Explore P00934 Go to UniProtKB: P00934
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00934
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
KPA Query on KPA Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A]	C [auth A]	2-OXO-5-PHOSPHONOPENTANOIC ACID C₅ H₉ O₆ P UFXCSKVWNXIICO-UHFFFAOYSA-N		Ligand Interaction
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A]	B [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Ligand Interaction

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.262
R-Value Work: 0.224
Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.931	α = 90
b = 86.931	β = 90
c = 141.331	γ = 120

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
CNS	refinement
CCP4	data scaling

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2005-06-21

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2005-06-21
Type: Initial release
Version 1.1: 2008-04-27
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.