257D		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	Alternating and non-alternating dG-dC hexanucleotides crystallize as canonical A-DNA., Mooers BH, Schroth GP, Baxter WW, Ho PS, J Mol Biol 1995 Jun 16;249(4):772-84. PMID:7602589

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (9 Kb) [Save to disk] Biological Unit Coordinates (257d.pdb1.gz) 5 Kb CSU: Contacts of Structural Units for 257D Likely Quarternary Molecular Structure file(s) for 257D Structure Factors (11 Kb) Retrieve 257D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 257D from S2C, [Save to disk] Re-refined 257d structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 257D 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: [257d] [257d_A] [257d_B] SWISS-PROT database:

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