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Table 2 Allelic variants of VRN-A1 and VRN-G1 genes in a selected set of accessions of tetraploid Timopheevi wheats

From: The occurrence of spring forms in tetraploid Timopheevi wheat is associated with variation in the first intron of the VRN-A1 gene

Species (genome)

Accession number (origin)

Growth type (Winter/ Spring)

VRN-A1 a

VRN-A1 alleles

VRN-G1 a

VRN-G1 alleles

GenBank Ac.№

Promoter

Intron 1

Promoter

Intron 1 (vrn-G1)

Insertion 0.4 kb

Deletion 2.7 kb

Insertion 0.2 kb

T. araraticum (GGAA)

PI 427403 (Iraq)

W

VRN-A1f

-

+

VRN-A1f-del

-

+

VRN-G1

VRN-G1: KX344116

PI 654340 (Turkey)

W

VRN-A1f

-

-

VRN-A1f

+

+

VRN-G1a

VRN-A1f: KX344106;

VRN-G1a: KX344117

KU-1984B (Turkey)

W

VRN-A1f

-

-

VRN-A1f

+

+

VRN-G1a

VRN-A1f: KX344101

KU-8944 (Iran)

W

VRN-A1f

-

+

VRN-A1f-del

-

+

VRN-G1

-

KU-8926 (Turkey)

W

VRN-A1f

-

+

VRN-A1f-del

-

+

VRN-G1

-

KU-1964 (Turkey)

W

VRN-A1f

-

-

VRN-A1f

+

+

VRN-G1a

VRN-A1f: KX344102

TRI 17417 (Azer.)

W

VRN-A1f

-

+

VRN-A1f-del

-

+

VRN-G1

-

TA 1008 (Turkey)

W

VRN-A1f

-

-

VRN-A1f

+

+

VRN-G1a

VRN-A1f: KX344103

T. timopheevii (GGAA)

K-29551 (Georgia)

S

VRN-A1f

+

+

VRN-A1f-del/ins

-

+

VRN-G1

-

K-29558 (Georgia)

S

VRN-A1f

+

+

VRN-A1f-del/ins

-

+

VRN-G1

-

PI 119442 (Turkey)

S

VRN-A1f

+

+

VRN-A1f-del/ins

+

+

VRN-G1a

VRN-A1f: KX344107;

VRN-G1a: KX344118

ICG (unknown)

S

VRN-A1f

+

-

VRN-A1f-ins

-

+

VRN-G1

VRN-A1f: KX344108

  1. aIn all cases the promoter region was sequenced; insertion and deletions in intron 1 were determined by PCR (see Table 1) and partial sequencing. In the case of VRN-G1 the structure of intron 1 corresponds to the recessive form of the gene