tokens: Vbeta segments are appended to DJbeta rearrangements , with little or no direct Vbeta to Jbeta joining , despite 12 / 23 compatibility of Vbeta 23-RSSs and Jbeta12-RSSs .
folded_tokens: vbeta segment be append to djbeta rearrangement , with little or no direct vbeta to jbeta join , despite 12 / 23 compatibility of vbeta 23-rsss and jbeta12-rsss .