Specific metabolic biomarkers as risk and prognostic factors in colorectal cancer

Table 1 Features of the insulin-like growth factors genes[117]

Gene	Molecular weight(kDa)	Mature protein(number of amino acids)	Chromosomallocalization	Gene size (kb)	Exons (n)
IGF1	7.7	70	12q22-12q24	100	6
IGF2	7.5	67	11p15	30	9
IGF1R	225	α 706	15q25-15q26	100	21
		β 626
IGF2R	270	2450	6q25-6q27	140	48
IGFBP1	25.3	234	7p12-7p14	5.2	4
IGFBP2	31.4	289	2q31-2q34	32	4
IGFBP3	28.7	264	7p12-7p14	8.9	5
IGFBP4	26	237	17q12-17q21	12	4
IGFBP5	28.6	252	2q31-2q24	33	4
IGFBP6	22.8	216	12q13	4.7	4
IGFBP7	29.130	282	4q12

IGF: Insulin-like growth factor; IGFBP: Insulin-like growth factor binding proteins.