1NCA		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	BMA, CA, MAN, NAG	enzyme
note	1NCA (Molecule of the Month:pdb113)
related structures	by homologous chain: 15C8, 1CK0, 1NCB, 1NNA, 1RU9
Gene Ontology	Chain Function Process Component N
Primary reference	Refined crystal structure of the influenza virus N9 neuraminidase-NC41 Fab complex., Tulip WR, Varghese JN, Laver WG, Webster RG, Colman PM, J Mol Biol 1992 Sep 5;227(1):122-48. PMID:1381757

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk] Biological Unit Coordinates (1nca.pdb1.gz) 514 Kb Biological Unit Coordinates (1nca.pdb2.gz) 895 Kb LPC: Ligand-Protein Contacts for 1NCA CSU: Contacts of Structural Units for 1NCA Likely Quarternary Molecular Structure file(s) for 1NCA Structure Factors (253 Kb) Retrieve 1NCA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NCA from S2C, [Save to disk] Re-refined 1nca structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NCA 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: [1nca] [1nca_H] [1nca_L] [1nca_N] SWISS-PROT database: [P01865] [P03472] Domains found in 1NCA: [IG_like] [IGv ] by SMART

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