PSF

       4 !NTITLE
 REMARKS original generated structure x-plor psf file
 REMARKS topology namdserver-tmp.top 
 REMARKS topology ./CH4.top 
 REMARKS segment A { first NONE; last NONE; auto none  }

       5 !NATOM
       1 A    1    MOL  C1   C1     0.000000       12.0110           0
       2 A    1    MOL  H1   H1     0.000000        1.0080           0
       3 A    1    MOL  H2   H1     0.000000        1.0080           0
       4 A    1    MOL  H3   H1     0.000000        1.0080           0
       5 A    1    MOL  H4   H1     0.000000        1.0080           0

       4 !NBOND: bonds
       2       1       3       1       4       1       5       1

       6 !NTHETA: angles
       3       1       2       4       1       2       4       1       3
       5       1       2       5       1       3       5       1       4

       0 !NPHI: dihedrals


       0 !NIMPHI: impropers


       0 !NDON: donors


       0 !NACC: acceptors


       0 !NNB

       0       0       0       0       0

       1       0 !NGRP
       0       0       0