HEADSC 5kvn SEQCRD A N ASN ASN 1 1 C C 0 SEQCRD A D ASP ASP 2 2 H H 0 SEQCRD A K LYS LYS 3 3 H H 0 SEQCRD A C CYS CYS 4 4 H H 0 SEQCRD A K LYS LYS 5 5 H H 0 SEQCRD A E GLU GLU 6 6 H H 0 SEQCRD A L LEU LEU 7 7 H H 0 SEQCRD A K LYS LYS 8 8 H H 0 SEQCRD A K LYS LYS 9 9 H H 0 SEQCRD A R ARG ARG 10 10 H H 0 SEQCRD A Y TYR TYR 11 11 H H 0 SEQCRD A P PRO PRO 12 12 C C 0 SEQCRD A N ASN ASN 13 13 C C 0 SEQCRD A C CYS CYS 14 14 C C 0 SEQCRD A E GLU GLU 15 15 E E 0 SEQCRD A V VAL VAL 16 16 E E 0 SEQCRD A R ARG ARG 17 17 E E 0 SEQCRD A C CYS CYS 18 18 E E 0 SEQCRD A D ASP ASP 19 19 E E 0 SEQCRD A X DPR DPR 20 20 C C 0 SEQCRD A P PRO PRO 21 21 C C 0 SEQCRD A R ARG ARG 22 22 E E 0 SEQCRD A Y TYR TYR 23 23 E E 0 SEQCRD A E GLU GLU 24 24 E E 0 SEQCRD A V VAL VAL 25 25 E E 0 SEQCRD A H HIS HIS 26 26 E E 0 SEQCRD A C CYS CYS 27 27 C C 0 PARAME method NMR PARAME resolution NA PARAME R-factor NA PARAME FreeR-factor NA