read coor pdb SPR104_R3_em_bcr3.pdb all rmsd coor heavy 10M-21M,25M-34M,40M-46M,57M-73M,102M-113M,117M-126M,132M-138M,149M-165M ave resOrd_rmsd_heavy rmsd coor backbone 10M-21M,25M-34M,40M-46M,57M-73M,102M-113M,117M-126M,132M-138M,149M-165M ave resOrd_rmsd_bb write best.pdb coor all all pdb quit