Sequence, Chains, Asymmetric and Biological Units

Title		`DIRECT OBSERVATION OF TWO BASE-PAIRING MODES OF A CYTOSINE-T ANALOGUE WITH GUANINE IN A DNA Z-FORM DUPLEX: SIGNIFICANCE ANALOGUE MUTAGENESIS`
Keywords		`Z-DNA, DOUBLE HELIX, MODIFIED, DNA`
Experiment		`X-ray diffraction`
Number of Models		`1`


Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit

PDB	223D	released	available	available	Quaternary Structure Server
NDB	ZDFB43				available