6K2E | pdb_00006k2e

Crystal structure of cas2

PDB DOI: https://doi.org/10.2210/pdb6K2E/pdb

Classification: RNA BINDING PROTEIN
Organism(s): Pyrococcus horikoshii OT3
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2019-05-14 Released: 2020-05-20
Deposition Author(s): Mo, X., Bi, M., Yuan, A.Y.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free:
0.268 (Depositor), 0.262 (DCC)
R-Value Work:
0.208 (Depositor), 0.203 (DCC)
R-Value Observed:
0.214 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 6K2E

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

Literature

Structural insight into endonuclease CRISPR-associated Cas2 protein

Mo, X.

To be published.

Macromolecule Content

Total Structure Weight: 20.94 kDa
Atom Count: 1,471
Modeled Residue Count: 175
Deposited Residue Count: 176
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CRISPR/cas2 protein	A, B	88	Pyrococcus horikoshii OT3	Mutation(s): 0 EC: 3.1
UniProt
Find proteins for A0A6P3CW37 (Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)) Explore A0A6P3CW37 Go to UniProtKB: A0A6P3CW37
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A6P3CW37
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.80 Å
R-Value Free: 0.268 (Depositor), 0.262 (DCC)
R-Value Work: 0.208 (Depositor), 0.203 (DCC)
R-Value Observed: 0.214 (Depositor)

Space Group: P 6₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 101.313	α = 90
b = 101.313	β = 90
c = 39.585	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

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Entry History

Deposition Data

Released Date: 2020-05-20

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2020-05-20
Type: Initial release
Version 1.1: 2023-11-22
Changes: Data collection, Database references, Refinement description

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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.