IL31 GI:62122911 interleukin 31 1 mashsgpsts vlflfcclgg wlashtlpvr llrpsddvqk iveelqslsk 50 51 mllkdveeek gvlvsqnytl pclspdaqpp nnihspaira ylktirqldn 100 101 ksvideiieh ldklifqdap etnisvptdt heckrfilti sqqfsecmdl 150 151 alksltsgaq qatt