id	keyword
ajst-20213	metal
ajst-20213	dna
ajst-20213	ions
ajst-20213	base
ajst-20213	binding
ajst-20213	metal ions
ajst-20213	damage
ajst-20213	structure
ajst-20213	interaction
ajst-20213	density
ajst-20213	pairs
ajst-20213	electron
ajst-20213	phosphate
ajst-20213	form
ajst-20213	function
ajst-20213	pairing
ajst-20213	role
ajst-20213	addition
ajst-20213	complex