Table I Phospholipase A2 Groups Utilizing a Catalytic Histidinea
Group		Initial/Common Sources	Size	Disulfides	Unique	C-term.	Chromosome		Archetype	NCBI Protein
			(kDa)	(#)	Disulfides	Extension	Human	Mouse	Enzyme	Accession #
I	A	Cobra, krait venom	13-15	7	11-77	none	N/A	N/A	Cobra	P15445
	Bb	Mammal pancreas	13-15	7	11-77	none	12q23-24 [58]	5 [33]	Human	NP_000919
II	A	Human synovial fluid, platelets	13-15	7	50-137	7 res.	1p34-36 [26]	4 [59]	Human	NP_000291
		Rattlesnake, viper venom
	Bc	Gaboon viper venom	13-15	6	50-137	6 res.	N/A	N/A	Viper	PSBGA
	C	Rat/mouse testis	15	8	50-137, 86-92	7 res.	1p34-36 [26]d	4 [26]	Mouse	NP_032894
	D	Human/mouse pancreas/spleen	14-15	7	50-137	7 res.	1p36.12 [60]	4 [61]	Human	NP_036532
	E	Human/mouse brain/heart/uterus	14-15	7	50-137	7 res.	1p36 [62]	4 [33]	Human	AAF36541
	Fe	Mouse testis/embryo	16-17	7	50-137	30 res.	N.D.	4 [33]	Mouse	AAF04500
V		Mammal heart/lung/macrophage	14	6	none	none	1p34-36 [26]	4 [26]	Human	NP_000920
X		Human spleen/thymus/leukocyte	14	8	11-77, 50-137	8 res.	16p12-13.1 [63]	16 [33]	Human	NP_003552
IIIf		Bee/lizard/scorpion/human	15-18	5	N/A	N/A	22q [64]	N.D.	Honey bee	P00630
IX		Snail venom (Conodipine-M)	14	6	N/A	N/A	N/A	N/A	Marine snail	AAB33555
XI	A	Green Rice Shoots (PLA2-I)	12.4	6	N/A	N/A	N/A	N/A	Rice	CAB40841
	B	Green Rice Shoot (PLA2-II)	12.9	6	N/A	N/A	N/A	N/A	Rice	CAB40842