HEADSC 5e5x SEQCRD A A ALA ALA 1 1 C C 0 SEQCRD A N ASN ASN 2 2 C C 0 SEQCRD A F PHE PHE 3 3 C C 0 SEQCRD A L LEU LEU 4 4 C C 0 SEQCRD A V VAL VAL 5 5 C C 0 SEQCRD A H HIS HIS 6 6 C C 0 PARAME method XRAY PARAME resolution 1.610 PARAME R-factor 0.1179 PARAME FreeR-factor 0.1612