2CI8	Translation	date	Mar 17, 2006
title	Sh2 Domain Of Human Nck1 Adaptor Protein - Uncomplexed
authors	S.Frese, W.D.Schubert, A.C.Findeis, T.Marquardt, Y.S.Roske, T.E.B.Stradal, D.W.Heinz
compound		source
Molecule: Cytoplasmic Protein Nck1 Chain: A Fragment: Sh2-Domain, Residues 281-377 Synonym: Nck Adaptor Protein 1, Sh2sh3 Adaptor Protein Nck Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_plasmid: Pgex-6p-1 (Amersham Biosciences)
symmetry	Space Group: C 2 2 2	R_factor 0.230 R_Free 0.274
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.854 82.484 44.538 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	1PE, SO4	enzyme
Primary reference	The phosphotyrosine peptide binding specificity of Nck1 and Nck2 Src homology 2 domains., Frese S, Schubert WD, Findeis AC, Marquardt T, Roske YS, Stradal TE, Heinz DW, J Biol Chem. 2006 Jun 30;281(26):18236-45. Epub 2006 Apr 24. PMID:16636066

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk] Biological Unit Coordinates (2ci8.pdb1.gz) 41 Kb LPC: Ligand-Protein Contacts for 2CI8 CSU: Contacts of Structural Units for 2CI8 Likely Quarternary Molecular Structure file(s) for 2CI8 Structure Factors (78 Kb) Retrieve 2CI8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2CI8 from S2C, [Save to disk] Re-refined 2ci8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2CI8 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 2CI8

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 2CI8, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ci8_A] [2ci8] SWISS-PROT database: [P16333] Domain organization of [NCK1_HUMAN] by SWISSPFAM Domain found in 2CI8: [SH2 ] by SMART

Other resources with information on 2CI8

Community annotation for 2CI8 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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