bx/bitset.so bx/_seqmapping.so bx/align/_core.so bx/align/sitemask/_cpg.so bx/arrays/array_tree.so bx/arrays/bed.so bx/arrays/wiggle.so bx/intervals/intersection.so bx/intervals/cluster.so bx/intseq/ngramcount.so bx/misc/_seekbzip2.so bx/motif/_pwm.so bx/pwm/_position_weight_matrix.so bx/seq/_nib.so bx/seq/_twobit.so