Processing of collagen based biomaterials and the resulting materials properties

Table 3 Comparison of the amino acid composition of different collagen preparations

Source	Bovine	Rat	Porcine	Equine	Human	Bovine	Bovine	Rat	Bovine	Bovine	Bovine
Tissue	Skin	Tail	Skin	Tendon	Meniscus	Pericard^b	Skin^a	Tail^a	Skin^a	In silico^a	In silico^a
Preparation	Soluble	Soluble	Soluble	Dispersion	Solid	Solid	Soluble^c	Soluble	?	Type I	Type III
Asx	49	52	48	47	50	52	37	35	46	44	49
Hyp	92	91	81	90	88	99	95	91	89	104	139
Thr	19	23	19	19	18	17	16	21	19	18	13
Ser	34	40	31	33	32	30	32	39	34	35	44
Glx	82	84	75	79	76	68	67	68	78	72	69
Pro	122	115	130	131	112	113	131	121	131	115	95
Gly	309	302	321	331	316	321	340	332	318	330	348
Ala	109	105	112	92	115	102	107	105	103	114	86
Val	22	24	25	24	24	25	22	26	24	22	14
Met	7	7	7	8	9	5	6	7	7	6	9
Ile	14	13	12	12	15	15	12	12	12	11	14
Leu	29	30	29	27	30	34	23	27	26	25	15
Tyr	5	6	4	4	6	7	2	3	5	4	4
Phe	14	15	14	15	15	17	11	11	17	12	9
Hyl	8	8	6	10	11	8	13	12	6	6	5
Lys	30	30	30	23	24	28	27	27	24	28	31
His	5	6	5	6	7	8	5	5	5	4	8
Arg	51	50	51	52	50	51	55	55	52	51	47
Cys							1	1	2	0	2

ISSN: 1475-925X