1MXE	Metal Binding Protein	date	Oct 02, 2002
title	Structure Of The Complex Of Calmodulin With The Target Seque Camki
authors	J.A.Clapperton, S.R.Martin, S.J.Smerdon, S.J.Gamblin, P.M.Bayley
compound		source
Molecule: Calmodulin Chain: A, B Engineered: Yes		Organism_scientific: Drosophila Melanogaster Organism_common: Fruit Fly Organism_taxid: 7227 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid
Molecule: Target Sequence Of Rat Calmodulin-Dependent Prote I; Chain: E, F Fragment: Calmodulin Binding Domain Synonym: Cam Kinase I Ec: 2.7.1.123 Engineered: Yes		Synthetic: Yes Other_details: Peptide Synthesis
symmetry	Space Group: P 21 21 21	R_factor 0.188 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.712 69.581 75.344 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.70 Å
ligand	CA	enzyme	Transferase E.C.2.7.1.123 BRENDA
note	1MXE is a representative structure
related structures	by homologous chain: 1CLL, 1PRW
Gene Ontology	Chain Function Process Component A, B enzyme regulator activity
Primary reference	Structure of the complex of calmodulin with the target sequence of calmodulin-dependent protein kinase I: studies of the kinase activation mechanism., Clapperton JA, Martin SR, Smerdon SJ, Gamblin SJ, Bayley PM, Biochemistry 2002 Dec 17;41(50):14669-79. PMID:12475216

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (122 Kb) [Save to disk] Biological Unit Coordinates (1mxe.pdb1.gz) 59 Kb Biological Unit Coordinates (1mxe.pdb2.gz) 58 Kb LPC: Ligand-Protein Contacts for 1MXE CSU: Contacts of Structural Units for 1MXE Likely Quarternary Molecular Structure file(s) for 1MXE Structure Factors (307 Kb) Retrieve 1MXE in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MXE from S2C, [Save to disk] Re-refined 1mxe structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MXE 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 1MXE

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MXE, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mxea_, region A [Jmol] [rasmolscript] [script source]     - Domain d1mxeb_, region B [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: [1mxe_E] [1mxe_B] [1mxe_A] [1mxe_F] [1mxe] SWISS-PROT database: [P62152] [Q63450] Domain organization of [CALM_DROME] [KCC1A_RAT] by SWISSPFAM Domain found in 1MXE: [EFh ] by SMART

Other resources with information on 1MXE

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

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