3BIW	Cell Adhesion Cell Adhesion	date	Dec 01, 2007
title	Crystal Structure Of The Neuroligin-1neurexin-1beta Synapti Complex
authors	D.Arac, A.A.Boucard, E.Ozkan, P.Strop, E.Newell, T.C.Sudhof, A.T.B
compound		source
Molecule: Neuroligin-1 Chain: A, B, C, D Fragment: Extracellular Esterase Domain Of Neuroligin-1 Synonym: Neuroligin I Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Gene: Nlgn1 Expression_system: Trichoplusia Ni Expression_system_common: Cabbage Looper Expression_system_taxid: 7111 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pacgp67a
Molecule: Neurexin-1-Beta Chain: E, F, G, H Fragment: Extracellular Lns Domain Of Neurexin-1beta Synonym: Neurexin I-Beta Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Gene: Nrxn1 Expression_system: Trichoplusia Ni Expression_system_common: Cabbage Looper Expression_system_taxid: 7111 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pacgp67a
symmetry	Space Group: C 1 2 1	R_factor 0.246 R_Free 0.276
crystal cell	length a length b length c angle alpha angle beta angle gamma 229.830 148.796 123.602 90.00 90.38 90.00
method	X-Ray Diffraction	resolution	3.50 Å
ligand	CA, NAG	enzyme
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Structures of Neuroligin-1 and the Neuroligin-1/Neurexin-1beta Complex Reveal Specific Protein-Protein and Protein-Ca(2+) Interactions., Arac D, Boucard AA, Ozkan E, Strop P, Newell E, Sudhof TC, Brunger AT, Neuron. 2007 Dec 20;56(6):992-1003. PMID:18093522

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (446 Kb) [Save to disk] Biological Unit Coordinates (3biw.pdb1.gz) 219 Kb Biological Unit Coordinates (3biw.pdb2.gz) 224 Kb LPC: Ligand-Protein Contacts for 3BIW CSU: Contacts of Structural Units for 3BIW Likely Quarternary Molecular Structure file(s) for 3BIW Structure Factors (469 Kb) Retrieve 3BIW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3BIW from S2C, [Save to disk] Re-refined 3biw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3BIW 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 3BIW

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 3BIW, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3biw_C] [3biw] [3biw_D] [3biw_E] [3biw_B] [3biw_H] [3biw_F] [3biw_A] [3biw_G] SWISS-PROT database: [Q62765] [Q63372] Domain organization of [NLGN1_RAT] [NRX1A_RAT] by SWISSPFAM Domain found in 3BIW: [LamG ] by SMART

Other resources with information on 3BIW

Community annotation for 3BIW at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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