1NPN		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	resolution
ligand	CL, CU	enzyme
related structures	by homologous chain: 1ET8, 1L9S
Gene Ontology	Chain Function Process Component C, A, B
Primary reference	Reconstitution of the type-1 active site of the H145G/A variants of nitrite reductase by ligand insertion., Wijma HJ, Boulanger MJ, Molon A, Fittipaldi M, Huber M, Murphy ME, Verbeet MP, Canters GW, Biochemistry 2003 Apr 15;42(14):4075-83. PMID:12680761

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (181 Kb) [Save to disk] Biological Unit Coordinates (1npn.pdb1.gz) 176 Kb LPC: Ligand-Protein Contacts for 1NPN CSU: Contacts of Structural Units for 1NPN Likely Quarternary Molecular Structure file(s) for 1NPN Structure Factors (745 Kb) Retrieve 1NPN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NPN from S2C, [Save to disk] Re-refined 1npn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NPN 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: [1npn] [1npn_A] [1npn_B] [1npn_C] SWISS-PROT database: [P38501]

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