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.

[Q]: Transcripts appear to be initiated from an upstream promoter , P1 , located in front of the tRNA ( met1 ) gene and from three internal promoters : P2 is located immediately in front of the tRNA ( met2 ) gene ; PL10 is near the beginning of the L1 - L10 intergenic space , and PL12 is at the end of the L10 gene sequence .
[A]: L10 gene sequence

[Q]: Iomazenil - SPECT revealed a highly significant increase in the benzodiazepine receptor uptake in all studied cortical regions except temporal cortices .
[A]: benzodiazepine receptor

[Q]: The predicted amino acid sequence of the FlaB2 polypeptide was 92 % identical to that of T . pallidum FlaB2 , with a 76 % identity at the nucleotide level .
[A]:
FlaB2 polypeptide