New insights into the associations among feed efficiency, metabolizable efficiency traits and related QTL regions in broiler chickens

Table 5 Overview of the significant QTLs associated with metabolizable efficiency traits in broilers

Trait^a	GGA^b	Base-pair region		nSNP	Lead SNP (rsname)	Base pair	Alleles	MAF	β^c	P-value	Candidate/nearest gene	Distance, kb^d
Trait^a	GGA^b	Start	End	nSNP	Lead SNP (rsname)	Base pair	Alleles	MAF	β^c	P-value	Candidate/nearest gene	Distance, kb^d
DEW	26	4,260,169	4,355,341	61	rs14300817	4,342,629	G/A	0.16	−2.66	3.91E-07	C26H6orf106	Exon 5
GEE	26	4,260,169	4,355,341	61	rs14300817	4,342,629	G/A	0.16	− 10.19	4.86E-07	C26H6orf106	Exon 5
MDM	1	93,262,479	93,382,604	4	rs732655996	93,382,604	C/T	0.07	−7.85	1.37E-06	LOC396098	D 35.93
AMEn	1	93,262,479	93,382,604	4	rs732655996	93,382,604	C/T	0.07	−34.04	1.53E-06	LOC396098	D 35.93
Coefficient of MDM	2	103,477,795	103,478,174	4	rs740788104	103,477,977	G/A	0.11	−0.77	3.27E-06	HRH3L	D 63.26
Coefficient of MDM	5	18,309,115	19,000,369	34	rs741135348	18,309,115	C/A	0.17	−0.73	2.17E-06	SHANK2	Intron 17
Coefficient of AMEn	5	18,309,115	19,000,369	53	rs315854959	18,992,840	A/G	0.19	−0.68	4.04E-07	EHF	U 5.96
Coefficient of MCP	2	103,454,037	103,528,655	45	rs15137100	103,454,067	T/C	0.08	−2.36	6.52E-07	HRH3L	D 39.35
Coefficient of MCP	14	10,016,503	10,707,002	206	rs738484580	10,067,812	G/A	0.13	−1.75	6.84E-06	NA	NA

^aDEW dry excreta weight; GEE gross energy excretion; MDM metabolizable dry matter; AMEn nitrogen corrected apparent metabolizable energy; MCP metabolizable crude protein
^bGallus gallus chromosome
^cAllele substitution effect was the additive effect estimated by GEMMA
^dU and D indicate that the SNP is upstream and downstream of a gene, respectively
^eNA represents not available

ISSN: 2049-1891