Influence of Multi-Gene Allele Combinations on Grain Size of Rice and Development of a Regression Equation Model to Predict Grain Parameters

Rice

Table 2 Allele combinations including a single gene-specific allelic variation

Grain size-related traits	Gene name	Group name	Germplasms	GS3	GS5	GS6	GW2	qSW5/	GW8/	P value
Grain size-related traits	Gene name	Group name	Germplasms	GS3	GS5	GS6	GW2	GW5	OsSPL16	P value
Grain length	GS3	LA	9	B	G	N	-	N	B	<0.0001**
		LB	5	A	G	N	-	N	B
		LC	33	C	G	N	-	N	B
Grain width	GS3	WE	3	A	G	N	F	K	B	0.0324*
		WD	10	B	G	N	F	K	B
		WG	6	C	G	N	F	K	B
	GS6	WN	3	B	G	N	F	I	T	0.0442*
	GS6	WV	3	B	G	O	F	I	T	0.0442*
	qSW5/GW5	WU	12	B	H	O	F	K	J	<0.0001**
		WW	13	B	H	O	F	I	J	<0.0001**
		WY	3	B	S	O	F	K	J	0.0265*
		WZ	3	B	S	O	F	I	J	0.0265*
		WC	32	C	G	N	F	N	B	<0.0001**
		WI	6	C	G	N	F	K	B	<0.0001**
		WH	10	C	G	O	F	N	B	0.0129*
		WL	6	C	G	O	F	K	B	0.0129*
Grain length to width ratio	GS3	RD	6	A	-	N	-	N	B
		RA	12	B	-	N	-	N	B	<0.0001**
		RB	37	C	-	N	-	N	B
	qSW5/GW5	RP	20	B	-	O	-	I	J
		RN	17	B	-	O	-	K	J	<0.0001**
		RJ	3	B	-	O	-	N	J
		RP	20	B	^-	O	^-	I	J	<0.0001**
		RN	17	B		O		K	J	<0.0001**
		RQ	6	B	^-	O	^-	I	T	0.0184*
		RO	10	B		O		K	T	0.0184*
		RE	7	C	^-	N	^-	K	B	<0.0001**
		RB	37	C		N		N	B	<0.0001**
1000-grain weight	GW8/OsSPL16	KA	52	^-	^-	N	F	N	B	0.0276*
		KB	8			N	F	N	J	0.0276*
		KM	21	^-	^-	O	F	I	J	0.0035**
		KN	9			O	F	I	T	0.0035**

The significance of allelic variation of each gene in corresponding grain size-related trait was indicated by P value. ** and * indicate the significance at 1 % and 5 % level, respectively. The following characters represent each allele
A: A-allele type of GS3, B: B-allele type of GS3, and C: C-allele type of GS3
G: Zhonghua11 type of GS5, H: H94 type of GS5, and S: Zhenshan97 type of GS5
N: Type I of GS6 and O: Type II/III of GS6
F: FAZ I type of GW2
K: Kasalath type of qSW5/GW5, I: Indica II type of qSW5/GW5, and N: Nipponbare type of qSW5/GW5
J: HJX74 type of GW8, B: Basmati type of GW8, and T: TN1 type of GW8