6BBN Motor Protein date Oct 19, 2017
title Crystal Structure Of A Curved Tubulin Complex Induced By The 13 Kif2a
authors J.S.Allingham, D.Trofimova
compound source
Molecule: Tubulin Alpha-1b Chain
Chain: A, C
Synonym: Alpha-Tubulin Ubiquitous, Tubulin K-Alpha-1, Tubul Ubiquitous Chain;
Organism_scientific: Bos Taurus
Organism_common: Bovine
Organism_taxid: 9913

Molecule: Tubulin Beta-2b Chain
Chain: B, D

Organism_scientific: Bos Taurus
Organism_common: Bovine
Organism_taxid: 9913

Molecule: Darpin
Chain: P
Engineered: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Kinesin-Like Protein Kif2a
Chain: E
Synonym: Kinesin-2, Hk2
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Kif2a, Kif2, Kns2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1 21 1
R_factor 0.236 R_Free 0.287
length a length b length c angle alpha angle beta angle gamma
145.052 82.188 147.658 90.00 109.33 90.00
method X-Ray Diffractionresolution 3.51 Å
A, C

D, B

Primary referenceTernary complex of Kif2A-bound tandem tubulin heterodimers represents a kinesin-13-mediated microtubule depolymerization reaction intermediate., Trofimova D, Paydar M, Zara A, Talje L, Kwok BH, Allingham JS, Nat Commun. 2018 Jul 6;9(1):2628. doi: 10.1038/s41467-018-05025-7. PMID:29980677
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (371 Kb) [Save to disk]
  • Biological Unit Coordinates (6bbn.pdb1.gz) 363 Kb
  • CSU: Contacts of Structural Units for 6BBN
  • Structure Factors (600 Kb)
  • Retrieve 6BBN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6BBN from S2C, [Save to disk]
  • View 6BBN in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 6BBN
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • Fold representative 6bbn from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6bbn_P] [6bbn_B] [6bbn_A] [6bbn_C] [6bbn_E] [6bbn_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6BBN
  • Community annotation for 6BBN at PDBWiki (http://pdbwiki.org)

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