High-quality products
Reliable performance
Official Full Name: negative elongation factor complex member B
Also known as: COBRA1; NELF-B
NELFB is a subunit of negative elongation factor (NELF), which also includes NELFA, either NELFC or NELFD, and NELFE. NELF acts with DRB sensitivity-inducing factor (DSIF), a heterodimer of SPT4 and SPT5, to cause transcriptional pausing of RNA polymerase II.
High-quality products
Reliable performance
Wide range of applications
For various laboratory needs
Expert support
Professional service team
Fast delivery
Global shipping