3RK3	Membrane Protein Exocytosis	date	Apr 17, 2011
title	Truncated Snare Complex With Complexin
authors	D.Kuemmel, K.M.Reinisch
compound		source
Molecule: Vamp2 Chain: A Fragment: Unp Residues 28-60 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_taxid: 9606 Gene: Vamp2, Syb2 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Syntaxin 1a Chain: B Fragment: Unp Residues 191-253 Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_taxid: 10116 Gene: Stx1a, Sap Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Snap25 Chain: C Fragment: Unp Residues 7-82 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_taxid: 9606 Gene: Snap25, Snap Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Snap25 Chain: D Fragment: Unp Residues 141-203 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_taxid: 9606 Gene: Snap25, Snap Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Complexin-1 Chain: E Fragment: Unp Residues 26-83 Synonym: Complexin I, Cpx I, Synaphin-2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cplx1 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.270 R_Free 0.316
crystal cell	length a length b length c angle alpha angle beta angle gamma 75.861 52.729 128.712 90.00 95.21 90.00
method	X-Ray Diffraction	resolution	3.50 Å
Gene Ontology	Chain Function Process Component A B D, C E
Primary reference	Complexin cross-links prefusion SNAREs into a zigzag array., Kummel D, Krishnakumar SS, Radoff DT, Li F, Giraudo CG, Pincet F, Rothman JE, Reinisch KM, Nat Struct Mol Biol. 2011 Jul 24;18(8):927-33. doi: 10.1038/nsmb.2101. PMID:21785414

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk] Biological Unit Coordinates (3rk3.pdb1.gz) 93 Kb CSU: Contacts of Structural Units for 3RK3 Structure Factors (144 Kb) Retrieve 3RK3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3RK3 from S2C, [Save to disk] Re-refined 3rk3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3RK3 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 3RK3

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3RK3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3rk3_B] [3rk3_C] [3rk3_A] [3rk3] [3rk3_D] [3rk3_E] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3RK3: [t_SNARE ] by SMART

Other resources with information on 3RK3

Community annotation for 3RK3 at PDBWiki (http://pdbwiki.org)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---