1K4B		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, 20 Models	resolution
Primary reference	A novel family of RNA tetraloop structure forms the recognition site for Saccharomyces cerevisiae RNase III., Wu H, Yang PK, Butcher SE, Kang S, Chanfreau G, Feigon J, EMBO J 2001 Dec 17;20(24):7240-9. PMID:11743000

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (145 Kb) [Save to disk] Biological Unit Coordinates (1k4b.pdb1.gz) 7 Kb CSU: Contacts of Structural Units for 1K4B Retrieve 1K4B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K4B from S2C, [Save to disk]

View 1K4B 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: [1k4b] [1k4b_A] SWISS-PROT database:

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