Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(A) First ZNF of TFIIIA (ββα zinc finger) (PDB code 1TF3); (B) C-terminal ZNF of HIVNCp7 (gag knuckle) (PDB code 2L44); (C) C-terminal ZNF of RING finger protein 141 (treble clef finger) (PDB code 5XEK); (D) N-terminal ZNF of TFIIB (zinc ribbon) (PDB code 1PFT).
