2Q7B

Crystal structure of acetyltransferase (NP_689019.1) from Streptococcus agalactiae 2603 at 2.00 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2Q7B/pdb

• Classification: TRANSFERASE
• Organism(s): Streptococcus agalactiae 2603V/R
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2007-06-06 Released: 2007-06-26 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.223 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.185 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.187 (Depositor) 

Literature

Crystal structure of acetyltransferase (NP_689019.1) from Streptococcus agalactiae 2603 at 2.00 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.

Biological Assembly Evidence: gel filtration, light scattering

Macromolecule Content

• Total Structure Weight: 22.31 kDa 
• Atom Count: 1,527 
• Modelled Residue Count: 164 
• Deposited Residue Count: 181 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetyltransferase, GNAT family	A	181	Streptococcus agalactiae 2603V/R	Mutation(s): 3  Gene Names: NP_689019.1, SAG2033
UniProt
Find proteins for Q8DX25 (Streptococcus agalactiae serotype V (strain ATCC BAA-611 / 2603 V/R)) Explore Q8DX25  Go to UniProtKB:  Q8DX25

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FLC	C [auth A]	CITRATE ANION C6 H5 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-K
CL	B [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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: 2.00 Å
• R-Value Free:  0.223 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.185 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.187 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M32Q7B

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.985	α = 90
b = 67.985	β = 90
c = 87.772	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-06-26 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2007-06-26
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, 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: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.6: 2023-01-25
  Changes: Database references, Derived calculations
• Version 1.7: 2024-11-20
  Changes: Data collection, Structure summary