3850871 sncRNA small non-coding RNA 76 3525452 sRNA small non-coding RNA 69 3850870 sncRNA small noncoding RNA 43 2111843 snRNA Small noncoding RNAs 3 2093786 smRNA small non-coding RNA 2 2073565 SL RNA small non-coding RNA 1 4022974 snoRNA small non-coding RNA 1