U2 small nuclear ribonucleoprotein B'' (U2 snRNP B'')
1_MDIRP 6_ NHTIY 11_ INNMN 16_ DKIKK 21_ EELKR 26_ SLYAL 31_ FSQFG 36_ HVVDI 41_ VALKT 46_ MKMRG 51_ QAFVI 56_ FKELG 61_ SSTNA 66_ LRQLQ 71_ GFPFY 76_ GKPMR 81_ IQYAK 86_ TDSDI 91_ ISKMR 96_ GTFAD 101_ KEKKK 106_ EKKKA 111_ KTVEQ 116_ TATTT 121_ NKKPG 126_ QGTPN 131_ SANTQ 136_ GNSTP 141_ NPQVP 146_ DYPPN 151_ YILFL 156_ NNLPE 161_ ETNEM 166_ MLSML 171_ FNQFP 176_ GFKEV 181_ RLVPG 186_ RHDIA 191_ FVEFE 196_ NDGQA 201_ GAARD 206_ ALQGF 211_ KITPS 216_HAMKI
1: Involved in pre-mRNA splicing as component of the spliceosome (PubMed:11991638, PubMed:28076346, PubMed:28502770, PubMed:28781166, PubMed:32494006). Associated with sn-RNP U2, where it contributes to the binding of stem loop IV of U2 snRNA (PubMed:32494006, PubMed:9716128)