3RBX

MthK RCK domain D184N mutant, Ca2+-bound


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.80 Å
  • R-Value Free: 0.274 
  • R-Value Work: 0.240 
  • R-Value Observed: 0.242 

wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

Structures of multiple Ca2+-binding sites in a K+ channel RCK domain

Pau, V.P.Smith, F.J.Taylor, A.B.Samakai, E.Callaghan, M.M.Abarca-Heidemann, K.Parfenova, L.V.Hart, P.J.Rothberg, B.S.

(2011) Proc Natl Acad Sci U S A 


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Calcium-gated potassium channel mthK
A, B, C, D, E
A, B, C, D, E, F
234Methanothermobacter thermautotrophicus str. Delta HMutation(s): 1 
Gene Names: mthKMTH_1520
Membrane Entity: Yes 
UniProt
Find proteins for O27564 (Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H))
Explore O27564 
Go to UniProtKB:  O27564
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO27564
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
CA
Query on CA

Download Ideal Coordinates CCD File 
G [auth A]
H [auth A]
I [auth B]
J [auth B]
K [auth C]
G [auth A],
H [auth A],
I [auth B],
J [auth B],
K [auth C],
L [auth C],
M [auth C],
N [auth C],
O [auth E],
P [auth E],
Q [auth F],
R [auth F]
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.80 Å
  • R-Value Free: 0.274 
  • R-Value Work: 0.240 
  • R-Value Observed: 0.242 
  • Space Group: P 65 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 119.12α = 90
b = 119.12β = 90
c = 351.052γ = 120
Software Package:
Software NamePurpose
CBASSdata collection
PHASERphasing
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2011-10-12
    Type: Initial release
  • Version 1.1: 2024-02-21
    Changes: Data collection, Database references, Derived calculations