Synonyms: CDK7; cyclin-Dependent kinase 7 (Homolog Of Xenopus MO15 Cdk-Activating kinase); cyclin Dependent kinase 7; Homolog Of Xenopus MO15 Cdk-Activating kinase; CDKN7; Serine/Threonine Protein kinase MO15; CAK1; cyclin-Dependent kinase 7 Isoform 3; MO15; Serine/Threonine Protein kinase 1; STK1; Serine/Threonine-Protein kinase 1; CAK; [RNA-Polymerase]-Subunit kinase; TFIIH Basal Transcription Factor Complex kinase Subunit; Serine/Threonine kinase Stk1; Cell Division Protein kinase 7; kinase Subunit Of CAK; cyclin-Dependent kinase 7; P39 Mo15; cyclin-Dependent kinase 7 (MO15 Homolog, Xenopus Laevis, Cdk-Activating kinase); P39MO15; CDK-Activating kinase 1; HCAK; 39 KDa Protein kinase; CCNH; CycH; cyclin H; cyclin-Dependent kinase-Activating kinase Complex Subunit; P34; CDK-Activating kinase Complex Subunit; P37; CAK Complex Subunit; MO15-associated Protein; CAK; cyclin-H; MNAT1; CAP35; MNAT1 Component Of CDK Activating kinase; P36; RNF66; P35; MAT1; Menage A Trois Homolog 1, cyclin H Assembly Factor (Xenopus Laevis); CDK-Activating kinase Assembly Factor MAT1; Menage A Trois-Like Protein 1 cyclin H Assembly Factor Isoform 2; CDK7/cyclin-H Assembly Factor; Menage A Trois-Like Protein 1 cyclin H Assembly Factor; RING Finger Protein MAT1; Menage A Trois Homolog 1, cyclin H Assembly Factor; MNAT CDK-Activating kinase Assembly Factor 1; CDK-Activating kinase Assembly Factor; MNAT1, CDK Activating kinase Assembly Factor; cyclin G1 Interacting Protein; Menage A Trois 1 (CAK Assembly Factor); cyclin-G1-Interacting Protein; RING Finger Protein 66; TFB3; Menage A Trois