NMR Restraints Grid

image	mrblock_id	pdb_id	bmrb_id	cing	stage	position	type
	518965	2kn0 R C	17247	cing	1-original	4	comment

assign (resid 17 and name ha) (resid 21 and name hn) 3.5 1.7 0.7     SD?}