1NWK	Contractile Protein	date	Feb 06, 2003
title	Crystal Structure Of Monomeric Actin In The Atp State
authors	P.Graceffa, R.Dominguez
compound		source
Molecule: Actin, Alpha Skeletal Muscle Chain: A Synonym: Alpha-Actin 1		Organism_scientific: Oryctolagus Cuniculus Organism_common: Rabbit Organism_taxid: 9986 Other_details: Muscle
symmetry	Space Group: C 1 2 1	R_factor 0.187 R_Free 0.226
crystal cell	length a length b length c angle alpha angle beta angle gamma 112.216 37.368 85.027 90.00 108.13 90.00
method	X-Ray Diffraction	resolution	1.85 Å
ligand	ANP, CA, HIC, RHO	enzyme
related structures	by homologous chain: 1NLV, 1YAG
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of monomeric actin in the ATP state. Structural basis of nucleotide-dependent actin dynamics., Graceffa P, Dominguez R, J Biol Chem 2003 Sep 5;278(36):34172-80. Epub 2003 Jun 17. PMID:12813032

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk] Biological Unit Coordinates (1nwk.pdb1.gz) 64 Kb LPC: Ligand-Protein Contacts for 1NWK CSU: Contacts of Structural Units for 1NWK Likely Quarternary Molecular Structure file(s) for 1NWK Retrieve 1NWK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NWK from S2C, [Save to disk]

View 1NWK 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 1NWK

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1NWK, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nwka2, region A:147-371 [Jmol] [rasmolscript] [script source]     - Domain d1nwka1, region A:6-146 [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: [1nwk] [1nwk_A] SWISS-PROT database: [P68135] Domain organization of [ACTS_RABIT] by SWISSPFAM Domain found in 1NWK: [ACTIN ] by SMART

Other resources with information on 1NWK

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

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