TASK DEFINITION: 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.
PROBLEM: Penicillamine - induced myasthenia gravis associated with antibodies to acetylcholine receptor .

SOLUTION: acetylcholine receptor

PROBLEM: These results provide strong evidence that conserved interhelical packing interactions in the gp41 core are important determinants of HIV - 1 entry and its inhibition .

SOLUTION: gp41 core

PROBLEM: Immunoblot analysis of purified and protease - digested intracellular mature virus ( IMV ) and extracellular enveloped virus ( EEV ) showed that the A36R proteins were present on the surface of EEV with type II membrane topology , but were absent from IMV .

SOLUTION:
A36R proteins