QTL mapping of melon fruit quality traits using a high-density GBS-based genetic map

BMC Plant Biology

Table 3 Variants from the SNP calling and characteristics of the genetic map by chromosome

Chr^a	Number of variants					Genetic distance (cM)	Total physical distance (bp)^c	Covered physical distance (bp)^d	Recombination rate (cM/Mb)
Chr^a	Raw data	Pre-filtered	Filtered	Genetic map	N° bins	Genetic distance (cM)	Total physical distance (bp)^c	Covered physical distance (bp)^d	Recombination rate (cM/Mb)
1	6584	2087	417	360	63	124.6	37,037,532	36,657,204	3.40
2	9643	2511	616	510	71	127.7	27,064,691	26,042,194	4.90
3	12,136	2663	622	508	81	122.6	31,666,927	31,095,866	3.94
4	15,054	2122	534	440	97	156.9	34,318,044	33,448,353	4.69
5	9007	1754	466	365	70	125.1	29,324,171	28,833,706	4.34
6	9067	2575	638	501	79	152.9	38,297,372	37,423,280	4.09
7	13,792	2062	539	460	78	130.9	28,958,359	28,560,617	4.58
8	8242	2281	519	400	67	129.2	34,765,488	32,947,662	3.92
9	6157	1716	419	369	54	109.5	25,243,276	24,844,222	4.41
10	10,363	1776	383	319	45	103.2	26,663,822	23,388,534	4.41
11	14,194	1801	380	326	52	24 + 109^b	34,457,057	33,905,267	3.92
12	11,226	1640	360	310	58	103.8	27,563,660	26,974,440	3.85
0	–	–	51	20	9	–	–	–	–
Total	125,465	24,988	5944	4888	824	1519.4	375,360,399	367,540,170	–

^aMelon chromosome
^bChromosome XI is divided in two linkage groups
^cVersion 3.6.1 of the melon genome
^dSubtraction between the first and the last positions covered by markers in the genetic map

ISSN: 1471-2229