Table 1. Interatomic distances in G107 or S107 TCR.

TCR	TRBV13-2	PDB ID	CDR3β	Distance a	Distance b	Distance c
D10	Y	1D9K	CASGGQGRAEQFF	4.81	5.73	5.40
172.10	Y	1U3H	CASGDAGGGYEQYF	4.98	5.28	4.90
2C	Y	2OI9	CASGGGGTLYF	5.12	5.25	4.85
Mean ± S.D.				4.97±0.16	5.42±0.27	5.05±0.30
HA1.7	N	1FYT	CASSSTGLPYGYTF	5.06	NA	4.82
AHIII 12.2	N	1LP9	CASSDWVSYEQYF	5.17	4.95	4.88
N15	N	1NFD	CASSLRWGDEQYF	4.55	NA	5.26
JM22	N	1OGA	CASSRSSYEQYF	4.59	6.04	4.96
1G4	N	2BNQ	CASSYVGNTGELFF	4.82	NA	4.98
KK50.4	N	2ESV	CASSQDRDTQYF	4.84	5.67	4.93
3A6	N	1ZGL	CASSLADRVNTEAFF	6.12	NA	5.60
Mean ± S.D.				5.02±0.53	5.55±0.55	5.06±0.28

TCR with a G107 (TRBV13-2⁺) or S107 (TRBV13-2⁻) TCRβ were analyzed. Distances measured are indicated in Fig. 2d and the text, and are measured in Å. PDB ID and CDR3β sequence of structures studied are listed.