Macromolecule Content

Total Structure Weight: 63.53 kDa
Atom Count: 4967
Modelled Residue Count: 564
Deposited Residue Count: 566
Unique protein chains: 1

1IHO

CRYSTAL APO-STRUCTURE OF PANTOTHENATE SYNTHETASE FROM E. COLI

PDB DOI: 10.2210/pdb1IHO/pdb

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

Deposited: 2001-04-19 Released: 2001-05-30
Deposition Author(s): von Delft, F., Lewendon, A., Dhanaraj, V., Blundell, T.L., Abell, C., Smith, A.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.70 Å
R-Value Free: 0.254
R-Value Work: 0.212
R-Value Observed: 0.211

wwPDB Validation 3D Report Full Report

This is version 1.5 of the entry. See complete history.

Literature

The crystal structure of E. coli pantothenate synthetase confirms it as a member of the cytidylyltransferase superfamily.

von Delft, F., Lewendon, A., Dhanaraj, V., Blundell, T.L., Abell, C., Smith, A.G.

(2001) Structure 9: 439-450

PubMed: 11377204 Search on PubMed
DOI: 10.1016/s0969-2126(01)00604-9
Primary Citation of Related Structures:
1IHO

PubMed Abstract:

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PANTOATE--BETA-ALANINE LIGASE	A, B	283	Escherichia coli	Mutation(s): 0 Gene Names: panC EC: 6.3.2.1
UniProt
Find proteins for P31663 (Escherichia coli (strain K12)) Explore P31663 Go to UniProtKB: P31663
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P31663
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TRS Query on TRS Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A]	C [auth A]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₄ H₁₂ N O₃ LENZDBCJOHFCAS-UHFFFAOYSA-O		Ligand Interaction
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain E [auth B] MOL2 format, chain D [auth A] MOL2 format, chain E [auth B]	D [auth A], E [auth B]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Ligand Interaction

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.70 Å
R-Value Free: 0.254
R-Value Work: 0.212
R-Value Observed: 0.211
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.031	α = 90
b = 78.075	β = 103.71
c = 77.126	γ = 90

Software Package:

Software Name	Purpose
SHELXL-97	refinement
SHARP	phasing
REFMAC	refinement
ARP	model building
BUSTER	refinement
TNT	refinement
SHELX	model building
O	model building
SnB	phasing
MOSFLM	data reduction
CCP4	data scaling
BUSTER	phasing
TNT	phasing
SHELX	phasing

Structure Validation

View Full Validation Report

Entry History

Deposition Data

Deposited Date: 2001-04-19
Released Date: 2001-05-30

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2001-05-30
Type: Initial release
Version 1.1: 2008-04-27
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Version format compliance
Version 1.3: 2014-11-12
Changes: Structure summary
Version 1.4: 2017-10-04
Changes: Refinement description
Version 1.5: 2019-07-24
Changes: Data collection, Refinement description

RCSB PDB is 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.