1KQ1		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	ACY	enzyme
note	1KQ1 is a representative structure
related structures	by homologous chain: 1KQ2
Gene Ontology	Chain Function Process Component R, T, M, W, B, A, K, S, Y, N, I, H
Primary reference	Structures of the pleiotropic translational regulator Hfq and an Hfq-RNA complex: a bacterial Sm-like protein., Schumacher MA, Pearson RF, Moller T, Valentin-Hansen P, Brennan RG, EMBO J 2002 Jul 1;21(13):3546-56. PMID:12093755

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (136 Kb) [Save to disk] Biological Unit Coordinates (1kq1.pdb1.gz) 67 Kb Biological Unit Coordinates (1kq1.pdb2.gz) 66 Kb LPC: Ligand-Protein Contacts for 1KQ1 CSU: Contacts of Structural Units for 1KQ1 Likely Quarternary Molecular Structure file(s) for 1KQ1 Structure Factors (1272 Kb) Retrieve 1KQ1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KQ1 from S2C, [Save to disk] Re-refined 1kq1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KQ1 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: [1kq1] [1kq1_A] [1kq1_B] [1kq1_H] [1kq1_I] [1kq1_K] [1kq1_M] [1kq1_N] [1kq1_R] [1kq1_S] [1kq1_T] [1kq1_W] [1kq1_Y] SWISS-PROT database: [Q99UG9]

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