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Table 1 The TCR-Vβ repertoires of αβ T cells

From: Whole-cell tumor vaccines desialylated to uncover tumor antigenic Gal/GalNAc epitopes elicit anti-tumor immunity

Spec

V_gene

J_gene

D_gene

CDR1

CDR2

CDR3

Freq (%)

Control

TRBV30

TRBJ2-5

TRBD2

GTSNPN

SVGIG

AWRTGAGQY

100.0

imDC

TRBV30

TRBJ2-5

TRBD2

GTSNPN

SVGIG

AWRTGAGQY

100.0

Unmodified

TRBV30

TRBJ1-5

TRBD1

GTSNPN

SVGIG

AWSHGNNQPQH

4.76

(A2780)

TRBV30

TRVJ2-2

TRBD2

GTSNPN

SVGIG

AWSNWRGGPGELF

4.76

 

TRBV5-1

TRBJ2-7

TRBD1

SGHRS

YFSETQ

ASSLRLGDEQY

23.81

 

TRBV6-6

TRBJ1-1

TRBD2

MNHNY

SVGAGI

ASSYEGGPGTEAF

14.29

 

TRBV20-1

TRBJ1-4

TRBD1

DFQATT

SNEGSKA

SASGLLEEKLF

52.38

α2-3 NA

TRBV24-1

TRBJ1-2

-

KGHDR

SFDVKD

ATSYT

5.00

(A2780)

TRBV20-1

TRBJ2-3

TRBD1

SLARSH

SNEGSKA

SANTGSTDTQY

5.00

 

TRBV7-2

TRBJ2-3

TRBD2

SGHTA

FQGNSA

ASSSRSRLAGAEDTQY

5.00

 

TRBV28

TRBJ2-7

TRBD1

MDHEN

SYDVKM

ASSHRYEQY

5.00

 

TRBV10-1

TRBJ2-7

TRBD2

CVCW

SYGVQD

ASCSGSDPILRAV

10.00

 

TRBV11-3

TRBJ2-5

TRBD2

SGHNT

YENEEA

ASSPQLAGVFKTQY

10.00

 

TRBV28

TRBJ1-2

TRBD1

MDHEN

SYDVKM

ASTAGSNYGYT

10.00

 

TRBV2

TRBJ1-5

TRBD2

SNHLY

FYNNEI

ASSAPLSNQPQH

50.00

α2-6 NA

TRBV29-1

TRBJ2-2

TRBD1

SQVTM

ANQGSEA

SAVLRGTGELF

14.29

(A2780)

TRBV6-6

TRBJ2-1

TRBD2

MNHNY

SVGAGI

ASRKAEGIYNEQF

19.04

 

TRBV20-1

TRBJ1-5

TRBD1

DFQATT

SNEGSKA

SARVQANQPQH

23.81

 

TRBV7-8

TRBJ1-5

TRBD1

SGHVS

FQNEAQ

ASSAGWGPQH

42.86

Unmodified

TRBV27

TRBJ1-1

TRBD2

MNHEY

SMNVEV

ASSFQRGTEAF

14.29

(OVCAR3)

TRBV30

TRBJ2-5

TRBD2

GTSNPN

SVGIG

AWRTGAGQY

85.71

α2-3 NA

TRBV6-2

TRBJ2-1

TRBD1

MNHEY

SVGEGT

ASSPTSPRTPEQF

50.00

(OVCAR3)

TRBV5-6

TRBJ2-5

TRBD2

SGHDT

YYEEEE

ASAPGGMHEQY

50.00

α2-6 NA

TRBV3-1

TRBJ2-6

TRBD1

LGHDT

YNNKEL

ASSLLGYSGANVLT

9.52

(OVCAR3)

TRBV21-1

TRBJ1-5

TRBD1

TISF*

SQNEEL

ASSKIRTGVAISPS

14.29

 

TRBV29-1

TRBJ2-6

TRBD2

SQVTM

ANQGSEA

SAAASGANVLT

23.81

 

TRBV2

TRBJ2-1

TRBD1

SNHLY

FYNNEI

ASSDQSGQGEF

52.38

  1. TCR β-chains of control T cells and T cells stimulated by imDC and NA modified/unmodified A2780/OVCAR3 cells antigen-loaded DCs were determined by TRBV gene sequencing. Each row represents one clone, and its frequency (Freq.) in its group is indicated to the right. *Stop codon, Spec: specimen