HEADSC 1s1l SEQCRD A C DC C 1 1 C C 0 SEQCRD A C DC C 2 2 C C 0 SEQCRD A X DI DI 3 3 C C 0 SEQCRD A G DG G 4 4 C C 0 SEQCRD A T DT T 5 5 C C 0 SEQCRD A A DA A 6 6 C C 0 SEQCRD A C DC C 7 7 C C 0 SEQCRD A X 5CM 5CM 8 8 C C 0 SEQCRD A G DG G 9 9 C C 0 SEQCRD A G DG G 10 10 C C 0 SEQCRD B C DC C 1 11 C C 0 SEQCRD B C DC C 2 12 C C 0 SEQCRD B X DI DI 3 13 C C 0 SEQCRD B G DG G 4 14 C C 0 SEQCRD B T DT T 5 15 C C 0 SEQCRD B A DA A 6 16 C C 0 SEQCRD B C DC C 7 17 C C 0 SEQCRD B X 5CM 5CM 8 18 C C 0 SEQCRD B G DG G 9 19 C C 0 SEQCRD B G DG G 10 20 C C 0 PARAME method XRAY PARAME resolution 2.20 PARAME R-factor 0.266 PARAME FreeR-factor 0.258