1ZBH|1|A|MG|1000	MG	ion
1ZBH|1|A|MG|1001	MG	ion
1ZBH|1|B|MG|2000	MG	ion
1ZBH|1|B|MG|2001	MG	ion
1ZBH|1|C|MG|3000	MG	ion
1ZBH|1|C|MG|3001	MG	ion
1ZBH|1|D|MG|4000	MG	ion
1ZBH|1|D|MG|4001	MG	ion
1ZBH|1|A|AMP|1002	AMP	rna
1ZBH|1|B|AMP|2002	AMP	rna
1ZBH|1|C|AMP|3002	AMP	rna
1ZBH|1|D|AMP|4002	AMP	rna