2KKA		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	Structure of a two-G-tetrad intramolecular G-quadruplex formed by a variant human telomeric sequence in K+ solution: insights into the interconversion of human telomeric G-quadruplex structures., Zhang Z, Dai J, Veliath E, Jones RA, Yang D, Nucleic Acids Res. 2009 Nov 27. PMID:19946019

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (104 Kb) [Save to disk] Biological Unit Coordinates (2kka.pdb1.gz) 13 Kb CSU: Contacts of Structural Units for 2KKA Original NMR restraints for 2KKA from PDB Retrieve 2KKA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2KKA from S2C, [Save to disk]

View 2KKA 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: [2kka] [2kka_A] SWISS-PROT database:

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