ERCC2 (TFIIH Basal Transcription Factor Complex Helicase XPD Subunit, Basic Transcription Factor 2 80kD Subunit, BTF2 p80, CXPD, DNA Excision Repair Protein ERCC-2, DNA Repair Protein Complementing XP-D Cells, TFIIH Basal Transcription Factor Complex 80kD Subunit, TFIIH 80kD Subunit, TFIIH p80, Xeroderma Pigmentosum Group D-complementing Protein, XPD, XPDC) discontinued