Ready-to-use ELISA kits are available for the detection of transcription elongation factor B (SIII), polypeptide 3, an alias of the protein, elongin A. The official gene symbol is ELOA. The protein, with a mass of 89.9 kDa and length of 798 residues, is reported to be nuclear. It may be known by other names, including: SIII, transcription elongation factor B subunit 3, transcription elongation factor B alpha subunit, transcription elongation factor B (SIII) polypeptide 3 (110kDa elongin A), elongin 110 kDa subunit, and TCEB3.