instruction:
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
question:
 Analysis of pseudo VH gene segment recombination products reveals no bias in D gene segment reading frame utilization .
answer:
D gene segment


question:
 Uptake of colicins required different domains in TonB , for colicin B and M around residue 160 and for colicin Ia , a domain closer to the C - terminal end .
answer:
colicin Ia


question:
 Cotransfection of pINV - 2473 , a construct containing 2473 base pairs of hINV upstream sequence linked to luciferase , with POU homeodomain transcription factors Oct1 , Oct2 , Brn4 , SCIP , Skn1a or Skn1i , results in a strong suppression of basal promoter activity .
answer:

hINV upstream sequence