2YXR

The plug domain of the SecY protein stablizes the closed state of the translocation channel and maintains a membrane seal


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.60 Å
  • R-Value Free: 0.335 
  • R-Value Work: 0.298 
  • R-Value Observed: 0.300 

wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

The plug domain of the SecY protein stabilizes the closed state of the translocation channel and maintains a membrane seal

Li, W.Schulman, S.Boyd, D.Erlandson, K.Beckwith, J.Rapoport, T.A.

(2007) Mol Cell 26: 511-521


Macromolecules
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Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Preprotein translocase subunit secYA426Methanocaldococcus jannaschiiMutation(s): 0 
Gene Names: secY
Membrane protein
Mpstruc
Group: 
TRANSMEMBRANE PROTEINS: ALPHA-HELICAL
Sub Group: 
Sec, Translocase, and Insertase Proteins
Protein: 
SecYEβ translocon with full-plug (TM2a) deletion
Find proteins for Q60175 (Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440))
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Go to UniProtKB:  Q60175
Protein Feature View
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  • Reference Sequence
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Entity ID: 2
MoleculeChainsSequence LengthOrganismDetailsImage
Preprotein translocase subunit secEB74Methanocaldococcus jannaschiiMutation(s): 0 
Gene Names: secE
Membrane protein
Mpstruc
Group: 
TRANSMEMBRANE PROTEINS: ALPHA-HELICAL
Sub Group: 
Sec, Translocase, and Insertase Proteins
Protein: 
SecYEβ translocon with full-plug (TM2a) deletion
Find proteins for Q57817 (Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440))
Explore Q57817 
Go to UniProtKB:  Q57817
Protein Feature View
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  • Reference Sequence
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Entity ID: 3
MoleculeChainsSequence LengthOrganismDetailsImage
Preprotein translocase secG subunitC53Methanocaldococcus jannaschiiMutation(s): 0 
Gene Names: secG
Membrane protein
Mpstruc
Group: 
TRANSMEMBRANE PROTEINS: ALPHA-HELICAL
Sub Group: 
Sec, Translocase, and Insertase Proteins
Protein: 
SecYEβ translocon with full-plug (TM2a) deletion
Find proteins for P60460 (Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440))
Explore P60460 
Go to UniProtKB:  P60460
Protein Feature View
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.60 Å
  • R-Value Free: 0.335 
  • R-Value Work: 0.298 
  • R-Value Observed: 0.300 
  • Space Group: P 21 21 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 92.51α = 90
b = 150.36β = 90
c = 79.85γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling
RESOLVEphasing

Structure Validation

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Entry History 

Deposition Data

  • Deposited Date: 2007-04-27 
  • Released Date: 2007-08-14 
  • Deposition Author(s): Li, W., Schulman, S.

Revision History  (Full details and data files)

  • Version 1.0: 2007-08-14
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Advisory, Derived calculations, Version format compliance