Detection of quantitative trait loci for mineral content of Nelore longissimus dorsi muscle

Table 2 Chromosome, location, number of SNPs, and percentage of additive genetic variation explained by the most important QTL regions associated with mineral concentration in muscle tissue of Nelore cattle

Trait	Chr ^a	Position (Mb) ^b	Nb SNPs ^c	Variance (%) ^d	Candidate genes
Ar	25	17	227	1.1	COQ7, TMC7,TMC5, GDE1, CCP110, KNOP1, IQCK, GPRC5B and GPR139
Ca	8	56	126	2.6	-
Cr	20	65	267	1.1	MTRR, FASTKD3, ADCY2 and TRNAC-ACA
Cr	9	50	160	1.0	ASCC3, TRNAC-GCA, SIM1, MCHR2, PRDM13, CCNC and USP45
Co	6	70	300	0.5	USP46, RASL11B, SCFD2, FIP1L1and LNX1
Cu	18	29	229	1.1	TRNAA-AGC and CDH8
Fe	12	72	94	6.5	TRNAC-GCA
Fe	7	32	257	5.0	PRDM6, PPIC, SNX24 and SNX2
Mg	10	50	144	1.3	FOXB1, BNIP2, GTF2A2, GCNT3 and FAM81A
Mn	6	66	219	0.7	GABRG1, GABRA2, TRNAW-CCA and COX7B2
P	3	115	236	1.1	SH3BP4
K	10	50	144	1.2	FOXB1, BNIP2, GTF2A2, GCNT3 and FAM81A
Se	11	22	243	3.5	TMEM178 and THUMPD2
Se	12	54	186	1.8	POU4F1, RNF219, RBM26 and NDFIP2
Na	6	35	184	0.4	FARSB and CCSER1
S	1	28	193	0.7	TRNAS-GGA and GBE1
Zn	8	10	218	2.5	FZD3, FBXO16, ZNF395, PNOC, TRNAG-GCC, ELP3, NUGGC, SCARA5, PBK ESCO2, CCDC25 and SCARA3

As = arsenic, Ca = calcium, Cr = chromium, Co = cobalt, Cu = copper, Fe = iron, Mg = magnesium, Mn = manganese, P = phosphorus, K = potassium, Se = selenium, Na = sodium, S = sulfur and Zn = zinc; ^aChr = chromosome; ^bposition of the QTL on the chromosome in Mb; ^cnumber of SNPs within the 1 Mb window detected as harboring the QTL; ^dpercentage of the additive genetic variance explained by the 1 Mb window estimated by calculating the variance of the molecular breeding values for all animals using the SNP effects for each window.

ISSN: 1297-9686