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:  Upstream tissue inhibitor of metalloproteinases - 1 ( TIMP - 1 ) element - 1 , a novel and essential regulatory DNA motif in the human TIMP - 1 gene promoter , directly interacts with a 30 - kDa nuclear protein .

SOLUTION: TIMP - 1

PROBLEM:  Recently we have performed a detailed analysis of specific neuronal populations affected by the mutation which shed new light on the role of Krox - 20 in the segmentation and on the physiological consequences of its inactivation .

SOLUTION: Krox - 20

PROBLEM:  Serum amyloid A ( SAA ) is a plasma protein which has been associated with several diseases , including amyloidosis , arthritis , and atherosclerosis , and its abnormal expression , particularly in nonhepatic cells , is implicated in the pathogenesis of these diseases .

SOLUTION:
Serum amyloid A