complement component 4B (Chido blood group) (C4B) - 244 nt intron 21 reference sequence

(intronic numbering for coding DNA Reference Sequence)

         .         .         .         .         .         .  g.17711
gtgaatggagcacccctgaatataagtccccgggcccccagctttgtcctccaccctcag  c.2802+60

         .         .         .         .         .         .  g.17771
cactctctctgctggccaggccaggggcccaacacccaaaccaatgccttggtctgttcc  c.2802+120

    g.17773
ca  c.2802+122

--------------------- middle of intron ---------------------
                                              g.17774         g.17775
                                              c.2803-122  tc  c.2803-121

.         .         .         .         .         .           g.17835
ttctacaattctgatccaactctgtccctggagttgaaactcaaagttctgggggagtct  c.2803-61

.         .         .         .         .         .           g.17895
gcgctagcagggcaggctgtagtcctgtgtgacctcacaaccatgttttccctgagacag  c.2803-1