1NQI		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
related structures	by homologous chain: 1HMK, 1NKH, 1OQM
Gene Ontology	Chain Function Process Component C, A D, B
Primary reference	Crystal structure of lactose synthase reveals a large conformational change in its catalytic component, the beta1,4-galactosyltransferase-I., Ramakrishnan B, Qasba PK, J Mol Biol. 2001 Jun 29;310(1):205-18. PMID:11419947

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (147 Kb) [Save to disk] Biological Unit Coordinates (1nqi.pdb1.gz) 73 Kb Biological Unit Coordinates (1nqi.pdb2.gz) 72 Kb CSU: Contacts of Structural Units for 1NQI Likely Quarternary Molecular Structure file(s) for 1NQI Structure Factors (570 Kb) Retrieve 1NQI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NQI from S2C, [Save to disk] Re-refined 1nqi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NQI 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: [1nqi] [1nqi_A] [1nqi_B] [1nqi_C] [1nqi_D] SWISS-PROT database: [P08037] [P29752] Domain found in 1NQI: [LYZ1 ] by SMART

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