5GY7

X-Ray structure of H243I mutant of UDP-Galactose 4-epimerase from E.coli:evidence for existence of open and closed active site during catalysis.

PDB DOI: https://doi.org/10.2210/pdb5GY7/pdb

Classification: ISOMERASE
Organism(s): Escherichia coli K-12
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2016-09-21 Released: 2016-11-30
Deposition Author(s): Singh, N., Tiwari, P., Phulera, S., Dixit, A., Choudhury, D.
Funding Organization(s): Department of Biotechnology

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.43 Å
R-Value Free: 0.160
R-Value Work: 0.134
R-Value Observed: 0.135

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.1 of the entry. See complete history.

Literature

X-Ray structure of H243I mutant of UDP-Galactose 4-epimerase from E.coli:evidence for existence of open and closed active site during catalysis.

Singh, N., Tiwari, P., Phulera, S., Dixit, A., Choudhury, D.

To be published.

Macromolecule Content

Total Structure Weight: 78.51 kDa
Atom Count: 5,934
Modelled Residue Count: 676
Deposited Residue Count: 688
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UDP-glucose 4-epimerase	A, B	344	Escherichia coli K-12	Mutation(s): 1 Gene Names: galE, galD, b0759, JW0742 EC: 5.1.3.2
UniProt
Find proteins for P09147 (Escherichia coli (strain K12)) Explore P09147 Go to UniProtKB: P09147
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P09147
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAD Query on NAD Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain G [auth B] MOL2 format, chain D [auth A] MOL2 format, chain G [auth B] mmCIF format, chain D [auth A] mmCIF format, chain G [auth B]	D [auth A], G [auth B]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C₂₁ H₂₇ N₇ O₁₄ P₂ BAWFJGJZGIEFAR-NNYOXOHSSA-N		Interactions Focus chain D [auth A] Focus chain G [auth B] Interactions & Density Focus chain D [auth A] Focus chain G [auth B]
UDP Query on UDP Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain F [auth B] MOL2 format, chain C [auth A] MOL2 format, chain F [auth B] mmCIF format, chain C [auth A] mmCIF format, chain F [auth B]	C [auth A], F [auth B]	URIDINE-5'-DIPHOSPHATE C₉ H₁₄ N₂ O₁₂ P₂ XCCTYIAWTASOJW-XVFCMESISA-N		Interactions Focus chain C [auth A] Focus chain F [auth B] Interactions & Density Focus chain C [auth A] Focus chain F [auth B]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain E [auth A] MOL2 format, chain E [auth A] mmCIF format, chain E [auth A]	E [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Interactions & Density Focus chain E [auth A]
NO3 Query on NO3 Download Ideal Coordinates CCD File SDF format, chain H [auth B] MOL2 format, chain H [auth B] mmCIF format, chain H [auth B]	H [auth B]	NITRATE ION N O₃ NHNBFGGVMKEFGY-UHFFFAOYSA-N		Interactions Focus chain H [auth B] Interactions & Density Focus chain H [auth B]