2PNV | pdb_00002pnv

Crystal Structure of the leucine zipper domain of small-conductance Ca2+-activated K+ (SKCa) channel from Rattus norvegicus

PDB DOI: https://doi.org/10.2210/pdb2PNV/pdb

Classification: MEMBRANE PROTEIN
Organism(s): Rattus norvegicus
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2007-04-25 Released: 2008-04-29
Deposition Author(s): Kim, J.Y., Kim, M.K., Kang, G.B., Park, C.S., Eom, S.H.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free:
0.278 (Depositor), 0.317 (DCC)
R-Value Work:
0.210 (Depositor), 0.384 (DCC)
R-Value Observed:
0.215 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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This is version 1.2 of the entry. See complete history.

Literature

Crystal structure of the leucine zipper domain of small-conductance Ca2+-activated K+ (SK(Ca)) channel from Rattus norvegicus.

Kim, J.Y., Kim, M.K., Kang, G.B., Park, C.S., Eom, S.H.

(2008) Proteins 70: 568-571

PubMed: 17910055 Search on PubMed
DOI: https://doi.org/10.1002/prot.21634
Primary Citation Related Structures:
2PNV

Organizational Affiliation

Department of Life Science, Gwangju Institute of Science & Technology, Gwangju 500-712, Korea.

Macromolecule Content

Total Structure Weight: 9.91 kDa
Atom Count: 638
Modeled Residue Count: 78
Deposited Residue Count: 86
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Small conductance calcium-activated potassium channel protein 2	A, B	43	Rattus norvegicus	Mutation(s): 0 Gene Names: Kcnn2
UniProt
Find proteins for P70604 (Rattus norvegicus) Explore P70604 Go to UniProtKB: P70604
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P70604
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.278 (Depositor), 0.317 (DCC)
R-Value Work: 0.210 (Depositor), 0.384 (DCC)
R-Value Observed: 0.215 (Depositor)

Space Group: P 6₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 29.2	α = 90
b = 29.2	β = 90
c = 192.9	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2008-04-29

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2008-04-29
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2023-10-25
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.