1NPQ		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction, 21 Models	resolution
ligand	CA	enzyme
related structures	by homologous chain: 1CKK, 1NWD
Gene Ontology	Chain Function Process Component A
Primary reference	NMR structure of a bifunctional rhodamine labeled N-domain of troponin C complexed with the regulatory "switch" peptide from troponin I: implications for in situ fluorescence studies in muscle fibers., Mercier P, Ferguson RE, Irving M, Corrie JE, Trentham DR, Sykes BD, Biochemistry 2003 Apr 22;42(15):4333-48. PMID:12693929

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (555 Kb) [Save to disk] Biological Unit Coordinates (1npq.pdb1.gz) 31 Kb LPC: Ligand-Protein Contacts for 1NPQ CSU: Contacts of Structural Units for 1NPQ Original NMR restraints for 1NPQ from PDB Experimental data, such as chemical shifts, at BioMagResBank (BMRB) NMR Restraints Grid from BioMagResBank (BMRB) Retrieve 1NPQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NPQ from S2C, [Save to disk]

View 1NPQ 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1npq] [1npq_A] [1npq_B] SWISS-PROT database: [P02588] [P02643] Domain found in 1NPQ: [EFh ] by SMART

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