451 query 446:NRPDARDPRSP: 456 sp|P08887|IL6RA_HUMAN[1] 446:NRPDARDPRSP: 456 sp|O18796|IL6RA_PIG[1] 445:SRPEARGPQSP: 455 sp|P22273|IL6RA_RAT[1] 440:SCLGVRDPQCP: 450 sp|P22272|IL6RA_MOUSE[1] 438:SCLGVRDAQSP: 448