8jc0 a 3.4 BS01 peptide b 0 C32 Y33 D36 Y42 L46 T47 C7 Y8 D11 Y17 L21 T22 ? 0004888,0007166,0016020 P20963 38657677 27 ~ 54 LLDPKLCYLLDGILFIYGVILTALFLRVKFS