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.

 The immediate 5 ' - flanking region was GC - rich with 3 SP - 1 - like and 2 AP - 2 sites identified in close proximity to the transcription start site .
SP - 1

 The nramp2 gene is comprised of 17 exons and spans more than 36 kb .
nramp2 gene

 After 5 days stimulation with G - CSF ( 10 micrograms / kg ) 1l of blood was drawn , kept unprocessed for 3 days and reinfused 24 h after completion of chemotherapy .

G - CSF