read coor pdb SGR145_R3Cons_em_bcr3.pdb all rmsd coor heavy 21A-36A,42A-82A,84A-139A,147A-175A,184A-195A ave resSel_rmsd_heavy rmsd coor backbone 21A-36A,42A-82A,84A-139A,147A-175A,184A-195A ave resSel_rmsd_bb write selSi.pdb coor all all pdb quit