Patent ID: 8618051

Claim:
An isolated polypeptide comprising a first chain having the amino acid sequence: (SEQâ€ƒIDâ€ƒNO:â€ƒ1) Glyâ€ƒIleâ€ƒValâ€ƒGluâ€ƒGluâ€ƒCys 3 Cys 4 Pheâ€ƒArgâ€ƒSerâ€ƒCys 5 Asp Leuâ€ƒAlaâ€ƒLeuâ€ƒLeuâ€ƒGluâ€ƒThrâ€ƒTyrâ€ƒCys 6 Alaâ€ƒThrâ€ƒProâ€ƒAla Lysâ€ƒSerâ€ƒGlu and a second chain having the amino acid sequence: (SEQâ€ƒIDâ€ƒNO:â€ƒ56) Ala 1 Tyrâ€ƒArgâ€ƒProâ€ƒSerâ€ƒGluâ€ƒThrâ€ƒLeuâ€ƒCys 1 Glyâ€ƒGlyâ€ƒGlu Leuâ€ƒValâ€ƒAspâ€ƒThrâ€ƒLeuâ€ƒGlnâ€ƒPheâ€ƒValâ€ƒCys 2 Glyâ€ƒAspâ€ƒArg Glyâ€ƒPheâ€ƒTyrâ€ƒPheâ€ƒSerâ€ƒArgâ€ƒProâ€ƒAlaâ€ƒSerâ€ƒArgâ€ƒValâ€ƒSer, wherein Ala 1 is either present or absent.