1CWD	Phosphotransferase Transferase Inhibitor	date	Sep 06, 1995
title	Human P56lck Tyrosine Kinase Complexed With Phosphopeptide
authors	V.Mikol
compound		source
Molecule: P56lck Tyrosine Kinase Chain: L Fragment: Phosphotyrosine Recognition Domain Sh2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: (Phosphonomethyl)Phenylalanine-Containing Peptide Gly-Asp-Pm3-Glu-Glu-Val-Leu; Chain: P Engineered: Yes
symmetry	Space Group: P 21 21 21	R_factor 0.185 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 44.660 46.660 58.298 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.25 Å
ligand	PM3	enzyme
related structures	by homologous chain: 1CWE, 1IJR
Primary reference	The crystal structures of the SH2 domain of p56lck complexed with two phosphonopeptides suggest a gated peptide binding site., Mikol V, Baumann G, Keller TH, Manning U, Zurini MG, J Mol Biol 1995 Feb 17;246(2):344-55. PMID:7532720

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (25 Kb) [Save to disk] Biological Unit Coordinates (1cwd.pdb1.gz) 21 Kb LPC: Ligand-Protein Contacts for 1CWD CSU: Contacts of Structural Units for 1CWD Likely Quarternary Molecular Structure file(s) for 1CWD Retrieve 1CWD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CWD from S2C, [Save to disk]

View 1CWD 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 1CWD

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1CWD, from MSDmotif at EBI Genome occurence of 1CWD's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cwdl_, region L [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1cwd] [1cwd_P] [1cwd_L] SWISS-PROT database: [P06239] Domain organization of [LCK_HUMAN] by SWISSPFAM Domain found in 1CWD: [SH2 ] by SMART

Other resources with information on 1CWD

Community annotation for 1CWD at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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Images from IMB Jena Image Library of Biological Macromolecules.

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