1X27	Signaling Protein	date	Apr 20, 2005
title	Crystal Structure Of Lck Sh2-Sh3 With Sh2 Binding Site Of P1
authors	F.Nasertorabi, K.Tars, K.Becherer, R.Kodandapani, L.Liljas, K.Vuo K.R.Ely
compound		source
Molecule: Proto-Oncogene Tyrosine-Protein Kinase Lck Chain: A, B, C, D, E, F Fragment: Sh2-Sh3 Domain Synonym: P56-Lck, Lsk, T Cell-Specific Protein-Tyrosine Kin Ec: 2.7.1.112 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Lck Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21-De3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet 28a
Molecule: Crk-Associated Substrate Chain: I, J, K, L, M, N Fragment: Residues 759-767 Synonym: P130cas, Breast Cancer Anti-Estrogen Resistance 1 Engineered: Yes		Synthetic: Yes Other_details: The Peptide Was Chemically Synthesized. Iden Naturally Accured Sequence In P130cas
symmetry	Space Group: P 21 21 21	R_factor 0.247 R_Free 0.317
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.415 107.289 166.389 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	NA, PTR BindingDB	enzyme	Transferase E.C.2.7.1.112 BRENDA
Primary reference	Molecular basis for regulation of Src by the docking protein p130Cas., Nasertorabi F, Tars K, Becherer K, Kodandapani R, Liljas L, Vuori K, Ely KR, J Mol Recognit. 2006 Jan-Feb;19(1):30-8. PMID:16245368

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (171 Kb) [Save to disk] Biological Unit Coordinates (1x27.pdb1.gz) 165 Kb LPC: Ligand-Protein Contacts for 1X27 CSU: Contacts of Structural Units for 1X27 Likely Quarternary Molecular Structure file(s) for 1X27 Structure Factors (311 Kb) Retrieve 1X27 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1X27 from S2C, [Save to disk] Re-refined 1x27 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1X27 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 1X27

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 1X27, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1x27_N] [1x27_M] [1x27_A] [1x27_I] [1x27_C] [1x27_F] [1x27_L] [1x27_E] [1x27_J] [1x27_D] [1x27_K] [1x27_B] [1x27] SWISS-PROT database: [Q63767] [P06239] Domain organization of [BCAR1_RAT] [LCK_HUMAN] by SWISSPFAM Domains found in 1X27: [SH2] [SH3 ] by SMART

Other resources with information on 1X27

Community annotation for 1X27 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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