1K3R		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
Primary reference	Deep trefoil knot implicated in RNA binding found in an archaebacterial protein., Zarembinski TI, Kim Y, Peterson K, Christendat D, Dharamsi A, Arrowsmith CH, Edwards AM, Joachimiak A, Proteins 2003 Feb 1;50(2):177-83. PMID:12486711

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk] Biological Unit Coordinates (1k3r.pdb1.gz) 86 Kb CSU: Contacts of Structural Units for 1K3R Likely Quarternary Molecular Structure file(s) for 1K3R Structure Factors (174 Kb) Retrieve 1K3R in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K3R from S2C, [Save to disk] Re-refined 1k3r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K3R 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: [1k3r] [1k3r_A] [1k3r_B] SWISS-PROT database: [O26109]

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