2CX6 | pdb_00002cx6

Crystal structure of ribonuclease inhibitor Barstar

PDB DOI: https://doi.org/10.2210/pdb2CX6/pdb

Classification: HYDROLASE INHIBITOR
Organism(s): Escherichia coli O157:H7
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2005-06-28 Released: 2005-12-28
Deposition Author(s): Murayama, K., Kawazoe, M., Shirouzu, M., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.43 Å
R-Value Free:
0.295 (Depositor), 0.295 (DCC)
R-Value Work:
0.229 (Depositor), 0.229 (DCC)
R-Value Observed:
0.229 (Depositor)

wwPDB Validation 3D Report Full Report

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This is version 1.3 of the entry. See complete history.

Literature

Crystal structure of ribonuclease inhibitor Barstar

Murayama, K., Kawazoe, M., Shirouzu, M., Yokoyama, S.

To be published.

Macromolecule Content

Total Structure Weight: 21.81 kDa
Atom Count: 1,562
Modeled Residue Count: 180
Deposited Residue Count: 180
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hypothetical protein yhcO	A, B	90	Escherichia coli O157:H7	Mutation(s): 2 Gene Names: yhcO
UniProt
Find proteins for P64618 (Escherichia coli O157:H7) Explore P64618 Go to UniProtKB: P64618
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P64618
Sequence Annotations Expand
Reference Sequence

Small Molecules

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

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.43 Å
R-Value Free: 0.295 (Depositor), 0.295 (DCC)
R-Value Work: 0.229 (Depositor), 0.229 (DCC)
R-Value Observed: 0.229 (Depositor)

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.064	α = 90
b = 51.064	β = 90
c = 180.042	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SOLVE	phasing

Structure Validation

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Entry History

Deposition Data

Released Date: 2005-12-28

Deposition Author(s):

RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History (Full details and data files)

Version 1.0: 2005-12-28
Type: Initial release
Version 1.1: 2008-04-30
Changes: Version format compliance
Version 1.2: 2011-07-13
Changes: Source and taxonomy, Version format compliance
Version 1.3: 2024-10-16
Changes: Data collection, Database references, Derived calculations, Structure summary

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.