HEADSC 2nb0 SEQCRD A A ALA ALA 1 1 C C 0 SEQCRD A K LYS LYS 2 2 C C 0 SEQCRD A Y TYR TYR 3 3 E E 0 SEQCRD A T THR THR 4 4 E E 0 SEQCRD A G GLY GLY 5 5 C C 0 SEQCRD A K LYS LYS 6 6 E E 0 SEQCRD A C CYS CYS 7 7 E E 0 SEQCRD A T THR THR 8 8 C C 0 SEQCRD A K LYS LYS 9 9 C C 0 SEQCRD A S SER SER 10 10 C C 0 SEQCRD A K LYS LYS 11 11 C C 0 SEQCRD A N ASN ASN 12 12 C C 0 SEQCRD A E GLU GLU 13 13 E E 0 SEQCRD A C CYS CYS 14 14 E E 0 SEQCRD A K LYS LYS 15 15 E E 0 SEQCRD A Y TYR TYR 16 16 E E 0 SEQCRD A K LYS LYS 17 17 C C 0 SEQCRD A N ASN ASN 18 18 C C 0 SEQCRD A S SER SER 19 19 C C 0 SEQCRD A A ALA ALA 20 20 C C 0 SEQCRD A G GLY GLY 21 21 C C 0 SEQCRD A K LYS LYS 22 22 C C 0 SEQCRD A D ASP ASP 23 23 C C 0 SEQCRD A T THR THR 24 24 E E 0 SEQCRD A F PHE PHE 25 25 E E 0 SEQCRD A I ILE ILE 26 26 E E 0 SEQCRD A K LYS LYS 27 27 E E 0 SEQCRD A C CYS CYS 28 28 C C 0 SEQCRD A P PRO PRO 29 29 C C 0 SEQCRD A K LYS LYS 30 30 C C 0 SEQCRD A F PHE PHE 31 31 C C 0 SEQCRD A D ASP ASP 32 32 C C 0 SEQCRD A N ASN ASN 33 33 C C 0 SEQCRD A K LYS LYS 34 34 C C 0 SEQCRD A K LYS LYS 35 35 C C 0 SEQCRD A C CYS CYS 36 36 C C 0 SEQCRD A T THR THR 37 37 C C 0 SEQCRD A K LYS LYS 38 38 H H 0 SEQCRD A D ASP ASP 39 39 H H 0 SEQCRD A N ASN ASN 40 40 H H 0 SEQCRD A N ASN ASN 41 41 H H 0 SEQCRD A K LYS LYS 42 42 H H 0 SEQCRD A C CYS CYS 43 43 H H 0 SEQCRD A T THR THR 44 44 E E 0 SEQCRD A V VAL VAL 45 45 E E 0 SEQCRD A D ASP ASP 46 46 C C 0 SEQCRD A T THR THR 47 47 C C 0 SEQCRD A Y TYR TYR 48 48 C C 0 SEQCRD A N ASN ASN 49 49 C C 0 SEQCRD A N ASN ASN 50 50 C C 0 SEQCRD A A ALA ALA 51 51 C C 0 SEQCRD A V VAL VAL 52 52 C C 0 SEQCRD A D ASP ASP 53 53 C C 0 SEQCRD A C CYS CYS 54 54 C C 0 SEQCRD A D ASP ASP 55 55 C C 0 PARAME method NMR PARAME resolution NA PARAME R-factor NA PARAME FreeR-factor NA