221D		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	Influence of counter-ions on the crystal structures of DNA decamers: binding of [Co(NH3)6]3+ and Ba2+ to A-DNA., Gao YG, Robinson H, van Boom JH, Wang AH, Biophys J 1995 Aug;69(2):559-68. PMID:8527670

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (13 Kb) [Save to disk] Biological Unit Coordinates (221d.pdb1.gz) 10 Kb CSU: Contacts of Structural Units for 221D Likely Quarternary Molecular Structure file(s) for 221D Retrieve 221D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 221D from S2C, [Save to disk]

View 221D 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: [221d] [221d_A] [221d_B] SWISS-PROT database:

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