Crystal structure of PA0091 VgrG1, the central spike of the Type VI Secretion System

Experimental Data Snapshot

  • Resolution: 3.32 Å
  • R-Value Free: 0.195 
  • R-Value Work: 0.170 
  • R-Value Observed: 0.175 

wwPDB Validation   3D Report Full Report

This is version 1.1 of the entry. See complete history


The conserved architecture of the T6SS central spike complex

Sycheva, L.V.Shneider, M.M.Basler, M.Ho, B.T.Mekalanos, J.J.Leiman, P.G.

To be published.

Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
VgrG1A, B, C, D, E, F643Pseudomonas aeruginosa PAO1Mutation(s): 0 
Gene Names: PA0091vgrG1vgrG1a
Find proteins for Q9I741 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1))
Explore Q9I741 
Go to UniProtKB:  Q9I741
Protein Feature View
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
Query on TAM

Download Ideal Coordinates CCD File 
C7 H17 N O3
 Ligand Interaction
Query on SO4

Download Ideal Coordinates CCD File 
AA [auth A] , AB [auth A] , AC [auth B] , AD [auth B] , AE [auth C] , AF [auth D] , AG [auth D] , AH [auth E] , 
AA [auth A],  AB [auth A],  AC [auth B],  AD [auth B],  AE [auth C],  AF [auth D],  AG [auth D],  AH [auth E],  AI [auth F],  AJ [auth F],  BA [auth A],  BB [auth A],  BC [auth B],  BD [auth B],  BE [auth C],  BF [auth D],  BG [auth D],  BH [auth E],  BI [auth F],  BJ [auth F],  CA [auth A],  CC [auth B],  CD [auth C],  CE [auth C],  CF [auth D],  CH [auth E],  CI [auth F],  CJ [auth F],  DA [auth A],  DB [auth A],  DC [auth B],  DD [auth C],  DE [auth C],  DF [auth D],  DG [auth D],  DH [auth E],  DI [auth F],  DJ [auth F],  EA [auth A],  EB [auth B],  EC [auth B],  ED [auth C],  EE [auth C],  EF [auth D],  EG [auth E],  EH [auth E],  EI [auth F],  FA [auth A],  FB [auth B],  FC [auth B],  FD [auth C],  FE [auth C],  FF [auth D],  FG [auth E],  FH [auth E],  FI [auth F],  G [auth A],  GA [auth A],  GB [auth B],  GC [auth B],  GD [auth C],  GE [auth C],  GF [auth D],  GG [auth E],  GH [auth E],  GI [auth F],  H [auth A],  HA [auth A],  HB [auth B],  HC [auth B],  HD [auth C],  HE [auth C],  HF [auth D],  HG [auth E],  HH [auth E],  HI [auth F],  I [auth A],  IA [auth A],  IB [auth B],  IC [auth B],  ID [auth C],  IE [auth C],  IF [auth D],  IG [auth E],  IH [auth E],  II [auth F],  J [auth A],  JA [auth A],  JB [auth B],  JC [auth B],  JD [auth C],  JE [auth C],  JF [auth D],  JG [auth E],  JH [auth E],  JI [auth F],  K [auth A],  KA [auth A],  KB [auth B],  KC [auth B],  KD [auth C],  KE [auth C],  KF [auth D],  KG [auth E],  KH [auth E],  KI [auth F],  L [auth A],  LA [auth A],  LB [auth B],  LC [auth B],  LD [auth C],  LE [auth C],  LF [auth D],  LG [auth E],  LH [auth E],  LI [auth F],  M [auth A],  MA [auth A],  MB [auth B],  MC [auth B],  MD [auth C],  ME [auth C],  MF [auth D],  MG [auth E],  MH [auth F],  MI [auth F],  N [auth A],  NA [auth A],  NB [auth B],  NC [auth B],  ND [auth C],  NE [auth C],  NF [auth D],  NG [auth E],  NH [auth F],  NI [auth F],  O [auth A],  OA [auth A],  OB [auth B],  OC [auth B],  OD [auth C],  OE [auth C],  OF [auth D],  OG [auth E],  OH [auth F],  OI [auth F],  P [auth A],  PA [auth A],  PB [auth B],  PC [auth B],  PD [auth C],  PE [auth C],  PF [auth D],  PG [auth E],  PH [auth F],  PI [auth F],  Q [auth A],  QA [auth A],  QB [auth B],  QC [auth B],  QD [auth C],  QE [auth C],  QF [auth D],  QG [auth E],  QH [auth F],  QI [auth F],  R [auth A],  RA [auth A],  RB [auth B],  RC [auth B],  RD [auth C],  RE [auth C],  RF [auth D],  RG [auth E],  RH [auth F],  RI [auth F],  S [auth A],  SA [auth A],  SB [auth B],  SC [auth B],  SD [auth C],  SE [auth C],  SF [auth D],  SG [auth E],  SH [auth F],  SI [auth F],  T [auth A],  TA [auth A],  TB [auth B],  TC [auth B],  TD [auth C],  TE [auth C],  TF [auth D],  TG [auth E],  TH [auth F],  TI [auth F],  U [auth A],  UA [auth A],  UB [auth B],  UC [auth B],  UD [auth C],  UE [auth D],  UF [auth D],  UG [auth E],  UH [auth F],  UI [auth F],  V [auth A],  VA [auth A],  VB [auth B],  VC [auth B],  VD [auth C],  VE [auth D],  VF [auth D],  VG [auth E],  VH [auth F],  VI [auth F],  W [auth A],  WA [auth A],  WB [auth B],  WC [auth B],  WD [auth C],  WE [auth D],  WF [auth D],  WG [auth E],  WH [auth F],  WI [auth F],  X [auth A],  XA [auth A],  XB [auth B],  XC [auth B],  XD [auth C],  XE [auth D],  XF [auth D],  XG [auth E],  XH [auth F],  XI [auth F],  Y [auth A],  YA [auth A],  YB [auth B],  YC [auth B],  YD [auth C],  YE [auth D],  YF [auth D],  YG [auth E],  YH [auth F],  YI [auth F],  Z [auth A],  ZA [auth A],  ZB [auth B],  ZC [auth B],  ZD [auth C],  ZE [auth D],  ZF [auth D],  ZG [auth E],  ZH [auth F],  ZI [auth F]
O4 S
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Resolution: 3.32 Å
  • R-Value Free: 0.195 
  • R-Value Work: 0.170 
  • R-Value Observed: 0.175 
  • Space Group: P 61
  • Diffraction Data DOI: 10.15785/SBGRID/235 SBGrid
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 168.275α = 90
b = 168.275β = 90
c = 652.849γ = 120
Software Package:
Software NamePurpose
RESOLVEmodel building
XDSdata reduction
XDSdata scaling

Structure Validation

View Full Validation Report

Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-10-01
    Type: Initial release
  • Version 1.1: 2017-11-15
    Changes: Refinement description