chi-like sequence 5'-GCTGGTGG-3' at intron 2 of CYP21 genes

CYP21A2_Intron2_282nt
0 mismatch: no
1 mismatch: 1

Catatctggtggggag

2 mismatch: 3

Aagggccgggggcatt

Ccaggctggtcttaaa

Ggaagctcttgggggg

CYP21A1P_Intron2_288nt
0 mismatch: no
1 mismatch: no
2 mismatch: 4

Aagggccgggggcatt

Ccaggctggtcttgaa

Ggaagctcttgggggg

agaagcaggtgttgag

aLSO, THERE IS ONE SITE A LITTLE (22BP) UPSTREAM OF P30L MUTATION AT EXON 1 OF both 21A2 and 21a1p.

TGGAACTGGTGGAAGC 

Chi-like sequence was summarized basing on an old version (1986) reference sequence of CYP21.

http://www.nature.com/jhg/journal/v49/n2/pdf/jhg200411a.pdf