1IC2	Contractile Protein	date	Mar 29, 2001
title	Deciphering The Design Of The Tropomyosin Molecule
authors	J.H.Brown, K.H.Kim, G.Jun, N.J.Greenfield, R.Dominguez, N.Volkma S.E.Hitchcock-Degregori, C.Cohen
compound		source
Molecule: Tropomyosin Alpha Chain, Skeletal Muscle Chain: A, B, C, D Engineered: Yes Mutation: Yes		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 (De3)Plys Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11d
symmetry	Space Group: P 1	R_factor 0.249 R_Free 0.284
crystal cell	length a length b length c angle alpha angle beta angle gamma 41.400 45.500 56.300 93.70 98.10 104.40
method	X-Ray Diffraction	resolution	2.00 Å
Primary reference	Deciphering the design of the tropomyosin molecule., Brown JH, Kim KH, Jun G, Greenfield NJ, Dominguez R, Volkmann N, Hitchcock-DeGregori SE, Cohen C, Proc Natl Acad Sci U S A 2001 Jul 17;98(15):8496-501. PMID:11438684

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (1ic2.pdb1.gz) 28 Kb Biological Unit Coordinates (1ic2.pdb2.gz) 27 Kb CSU: Contacts of Structural Units for 1IC2 Likely Quarternary Molecular Structure file(s) for 1IC2 Structure Factors (222 Kb) Retrieve 1IC2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IC2 from S2C, [Save to disk] Re-refined 1ic2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IC2 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 1IC2

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1IC2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ic2a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ic2b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1ic2c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1u1ic2, region C:1028-1132 [Jmol] [rasmolscript] [script source]     - Domain d1v1ic2, region C:459-483 [Jmol] [rasmolscript] [script source]     - Domain d1w1ic2, region C:509-766 [Jmol] [rasmolscript] [script source]     - Domain d1n1ic2, region C:52-101 [Jmol] [rasmolscript] [script source]     - Domain d1ic2d_, region D [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: [1ic2_D] [1ic2_C] [1ic2] [1ic2_A] [1ic2_B] SWISS-PROT database: [P04268] Domain organization of [TPM1_CHICK] by SWISSPFAM

Other resources with information on 1IC2

Community annotation for 1IC2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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