Table 1.

Main BIND data types and usage statistics

	Element name	Types	Number of instances
BIND-interaction			206 859
	BIND-Interaction_iid		206 859
	BIND-Interaction_a		206 859
		Complex	2932
		DNA	3020
		Gene	10 872
		Not-specified	15 635
		Protein	143 800
		RNA	758
		Small molecule	29 842
		BIND-place	4955
	BIND-Interaction_b		206 859
		Complex	645
		DNA	54 027
		Gene	7337
		Not-specified	4005
		Photon	291
		Protein	131 153
		RNA	3706
		Small molecule	5695
		BIND-place	10 508
	BIND-Interaction_descr		206 859
		BIND-condition	299 801
		BIND-place	739
		BIND-action	3272
		BIND-state (interactor A)	2027
		BIND-state (interactor B)	841
		BIND-loc	121 064
		BIND-descr_intramolecular	57
	BIND-Interaction_source		206 859
		BIND-pub-set_disputed	37
		PubMedId	254 191
	BIND-Interaction_division		206 859
BIND-molecular-complex
	BIND-Molecular-Complex_mcid		3703
	BIND-Molecular-Complex_descr		3703
	BIND-Molecular-Complex_sub-units		3703
		Complex	527
		DNA	64
		Not-specified	10
		Protein	20 764
		RNA	78
		Small molecule	159
		BIND-place	8417
	BIND-Molecular-Complex_interaction-list		3703
	BIND-Molecular-Complex_ordered		48 = True, 3655 = False
	BIND-Molecular-Complex_source		3703
		BIND-pub-set_disputed	0
		PubMedId	4244
	BIND-Molecular-Complex_division		3699