complement component 3 (C3) - 127 nt intron 18 reference sequence

(intronic numbering for coding DNA Reference Sequence)

         .         .         .         .         .         .  g.19691
ctgcagggtgagtgagagataccgatggctctagctccctcccgccctatcctacctcac  c.1987+60

      g.19695
taaa  c.1987+64

--------------------- middle of intron ---------------------
                                              g.19696         g.19698
                                              c.1988-63  ccc  c.1988-61

.         .         .         .         .         .           g.19758
aggtcatttaccccccttaccctgccagcccctcagcccctccccctgcagccgactcac  c.1988-1