1KRU

Galactoside Acetyltransferase in Complex with IPTG and Coenzyme A

PDB DOI: https://doi.org/10.2210/pdb1KRU/pdb

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

Deposited: 2002-01-10 Released: 2002-04-10
Deposition Author(s): Wang, X.-G., Olsen, L.R., Roderick, S.L.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free: 0.247
R-Value Work: 0.172
R-Value Observed: 0.176

wwPDB Validation 3D Report Full Report

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

Macromolecule Content

Total Structure Weight: 72.21 kDa
Atom Count: 5,084
Modelled Residue Count: 603
Deposited Residue Count: 609
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GALACTOSIDE O-ACETYLTRANSFERASE	A, B, C	203	Escherichia coli	Mutation(s): 0 Gene Names: lacA EC: 2.3.1.18
UniProt
Find proteins for P07464 (Escherichia coli (strain K12)) Explore P07464 Go to UniProtKB: P07464
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P07464
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
COA Query on COA Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain H [auth B] SDF format, chain K [auth C] MOL2 format, chain D [auth A] MOL2 format, chain H [auth B] MOL2 format, chain K [auth C]	D [auth A], H [auth B], K [auth C]	COENZYME A C₂₁ H₃₆ N₇ O₁₆ P₃ S RGJOEKWQDUBAIZ-IBOSZNHHSA-N		Interactions Focus chain D [auth A] Focus chain H [auth B] Focus chain K [auth C]
IPT Query on IPT Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain I [auth B] SDF format, chain J [auth B] SDF format, chain L [auth C] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain I [auth B] MOL2 format, chain J [auth B] MOL2 format, chain L [auth C]	E [auth A] F [auth A] G [auth A] I [auth B] J [auth B] E [auth A], F [auth A], G [auth A], I [auth B], J [auth B], L [auth C]	1-methylethyl 1-thio-beta-D-galactopyranoside C₉ H₁₈ O₅ S BPHPUYQFMNQIOC-NXRLNHOXSA-N		Interactions Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain I [auth B] Focus chain J [auth B] Focus chain L [auth C]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free: 0.247
R-Value Work: 0.172
R-Value Observed: 0.176
Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.1	α = 90
b = 183.8	β = 90
c = 121.8	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
X-GEN	data reduction
XDS	data scaling
X-PLOR	phasing

Structure Validation

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Entry History

Deposition Data

Released Date: 2002-04-10

Deposition Author(s):

Wang, X.-G.

Olsen, L.R.

Roderick, S.L.

Revision History (Full details and data files)

Version 1.0: 2002-04-10
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: 2017-10-11
Changes: Refinement description
Version 1.4: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Derived calculations, Structure summary
Version 1.5: 2024-02-14
Changes: Data collection, Database references, Structure summary

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1KRU

Galactoside Acetyltransferase in Complex with IPTG and Coenzyme A

Entity ID: 1

UniProt

Entity Groups

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Experimental Data

Structure Validation

Deposition Data

Revision History (Full details and data files)