3CYY	Peptide Binding Protein	date	Apr 27, 2008
title	The Crystal Structure Of Zo-1 Pdz2 In Complex With The Cx43
authors	L.Pan, M.Zhang
compound		source
Molecule: Tight Junction Protein Zo-1 Chain: A, B Fragment: Pdz2 Domain Synonym: Zonula Occludens Protein 1, Zona Occludens Protein Junction Protein 1; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet32a
Molecule: Peptide From Gap Junction Alpha-1 Protein Chain: C, D Synonym: Peptide From Connexin-43, Cx43, Gap Junction 43 Kd Protein; Engineered: Yes		Synthetic: Yes Other_details: Synthetic Peptides
symmetry	Space Group: C 2 2 21	R_factor 0.215 R_Free 0.254
crystal cell	length a length b length c angle alpha angle beta angle gamma 41.040 68.140 149.690 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
Gene Ontology	Chain Function Process Component A, B
Primary reference	Domain-swapped dimerization of ZO-1 PDZ2 generates specific and regulatory connexin43-binding sites., Chen J, Pan L, Wei Z, Zhao Y, Zhang M, EMBO J. 2008 Aug 6;27(15):2113-23. Epub 2008 Jul 17. PMID:18636092

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (35 Kb) [Save to disk] Biological Unit Coordinates (3cyy.pdb1.gz) 30 Kb CSU: Contacts of Structural Units for 3CYY Likely Quarternary Molecular Structure file(s) for 3CYY Structure Factors (361 Kb) Retrieve 3CYY in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3CYY from S2C, [Save to disk] Re-refined 3cyy structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3CYY 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 3CYY

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3CYY, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3cyy] [3cyy_C] [3cyy_A] [3cyy_B] [3cyy_D] SWISS-PROT database: [P08050] [Q07157] Belongs to the gap junction-forming connexin (connexin) family according to TCDB. Domain organization of [CXA1_RAT] [ZO1_HUMAN] by SWISSPFAM Domain found in 3CYY: [PDZ ] by SMART

Other resources with information on 3CYY

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

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