snRNA-activating protein complex subunit 5 (SNAPc subunit 5) (Small nuclear RNA-activating complex polypeptide 5) (snRNA-activating protein complex 19 kDa subunit) (SNAPc 19 kDa subunit)
1_MLSRL 6_ QELRK 11_ EEETL 16_ LRLKA 21_ ALHDQ 26_ LNRLK 31_ VEELA 36_ LQSMI 41_ SSRRG 46_ DEMLS 51_ SHTVP 56_ EQSHD 61_ MLVHV 66_ DNEAS 71_ INQTT 76_ LELST 81_ KSHVT 86_ EEEEE 91_EEEEE
1: Part of the SNAPc complex required for the transcription of both RNA polymerase II and III small-nuclear RNA genes. Binds to the proximal sequence element (PSE), a non-TATA-box basal promoter element common to these 2 types of genes. Recruits TBP and BRF2 to the U6 snRNA TATA box