2ypb B 2.87 BS01 dna F 0 R548 N552 R556 N563 T584 K585 R13 N17 R21 N28 T49 K50 ? 0046983 P15923 23831025 22 ~ 32 SLEEKDLRDRERRMANNARERVRVRDINEAFRELGRMCQMHLKSDKAQTKLLILQQAVQVILGLEQQVRERNLN