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:  DESIGN : Activating protein - 1 ( AP - 1 ) and Tat - induced transcription were assessed using Jun and hybrid Tat / Jun - expression plasmids and reporter gene constructs which contained AP - 1 binding sites upstream of the rat prolactin TATAA element or an HIV - 1 LTR construct in which AP - 1 binding sites replaced the TAR element .

A: AP - 1
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Q:  A GT - rich sequence binding the transcription factor Sp1 is crucial for high expression of the human type VII collagen gene ( COL7A1 ) in fibroblasts and keratinocytes .

A: transcription factor Sp1
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Q:  We identified clones of Chlamydomonas genomic DNA that rescued the Ca ( 2 + ) - dependent axonemal microtubule severing defect of fa1 mutants .

A:
fa1 mutants
****