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:  Detailed comparison of the sequences of cp35 and human calpactin II shows that the only substantial sequence dissimilarity is a domain encoding amino acids between residues 20 and 40 which includes a tyrosine phosphorylation site in the human molecule , along with other residues of possible physiological significance .

A: human calpactin II
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Q:  The human Fc gamma receptor gene Fc gamma RIIA is expressed in platelets , neutrophils , monocytes and macrophages .

A: Fc gamma RIIA
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Q:  Reaction of aromatic / heterocyclic sulfonamides possessing free amino , imino or hydrazino moieties with 7 - chloro - 4 - chloromethylcoumarin afforded a series of N - [ ( 7 - chloro - 4 - coumarinyl ) - methyl ] - derivatives which showed effective inhibition of three carbonic anhydrase ( CA ) isozymes .

A:
carbonic anhydrase
****