2QEC

Crystal structure of histone acetyltransferase HPA2 and related acetyltransferase (NP_600742.1) from Corynebacterium glutamicum ATCC 13032 at 1.90 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2QEC/pdb

• Classification: TRANSFERASE
• Organism(s): Corynebacterium glutamicum ATCC 13032
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-06-25 Released: 2007-07-10 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.242 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 

Literature

Crystal structure of histone acetyltransferase HPA2 and related acetyltransferase (NP_600742.1) from Corynebacterium glutamicum ATCC 13032 at 1.90 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 22.81 kDa 
• Atom Count: 1,576 
• Modelled Residue Count: 181 
• Deposited Residue Count: 204 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Histone acetyltransferase HPA2 and related acetyltransferases	A	204	Corynebacterium glutamicum ATCC 13032	Mutation(s): 5  Gene Names: NP_600742.1, Cgl1527, cg1722
UniProt
Find proteins for Q8NQB1 (Corynebacterium glutamicum (strain ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB 10025)) Explore Q8NQB1  Go to UniProtKB:  Q8NQB1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	B [auth A], C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.242 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 
• Space Group: P 6₅ 2 2
• Diffraction Data: https://doi.org/10.18430/M32QEC

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 79.07	α = 90
b = 79.07	β = 90
c = 181.26	γ = 120

Software Package:

Software Name	Purpose
MolProbity	model building
REFMAC	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
Blu-Ice	data collection
XDS	data reduction
MOSFLM	data reduction
SCALA	data scaling
SHELXD	phasing
autoSHARP	phasing
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-07-10 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2007-07-10
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2017-10-25
  Changes: Author supporting evidence
• Version 1.5: 2021-10-20
  Changes: Database references, Derived calculations
• Version 1.6: 2023-01-25
  Changes: Database references