read coor pdb CTR107_R3_em_bcr3.pdb all rmsd coor heavy 8A-27A,31A-40A,44A-62A,68A-73A,75A-78A,81A-83A,87A-106A,109A-126A,130A-134A,138A-140A,146A-153A ave resSel_rmsd_heavy rmsd coor backbone 8A-27A,31A-40A,44A-62A,68A-73A,75A-78A,81A-83A,87A-106A,109A-126A,130A-134A,138A-140A,146A-153A ave resSel_rmsd_bb write selSi.pdb coor all all pdb quit