==> um_9U_rpr.pdb <==
REMARK 250 Model edited with rna-tools
REMARK 250  ver 3.8.13.1+38.gdb46e9fc.dirty 
REMARK 250  https://github.com/mmagnus/rna-tools 
REMARK 250  Thu May 11 15:45:28 2023
REMARK 250 Fixed atoms/residues:
REMARK 250  - add OP3 at the beginning of the chain  in chain: A <Residue C het=  resseq=1 icode= > residue # 1
ATOM      1  P     C A   1       3.077   1.318  -2.430  1.00 11.89           P  
ATOM      2  OP1   C A   1       1.822   0.982  -3.144  1.00 14.35           O  
ATOM      3  OP2   C A   1       3.684   2.651  -2.573  1.00 12.68           O  
ATOM      4  O5'   C A   1       2.924   1.070  -0.869  1.00 10.34           O  

==> um_9U_rpr_rpr.pdb <==
REMARK 250 Model edited with rna-tools
REMARK 250  ver 3.8.13.1+38.gdb46e9fc.dirty 
REMARK 250  https://github.com/mmagnus/rna-tools 
REMARK 250  Thu May 11 15:45:28 2023
ATOM      1  P     C A   1       3.077   1.318  -2.430  1.00 11.89           P  
ATOM      2  OP1   C A   1       1.822   0.982  -3.144  1.00 14.35           O  
ATOM      3  OP2   C A   1       3.684   2.651  -2.573  1.00 12.68           O  
ATOM      4  O5'   C A   1       2.924   1.070  -0.869  1.00 10.34           O  
ATOM      5  C5'   C A   1       2.378  -0.196  -0.387  1.00  0.01           C  
ATOM      6  C4'   C A   1       2.467  -0.189   1.121  1.00  0.01           C  

==> um_rpr.pdb <==
REMARK 250 Model edited with rna-tools
REMARK 250  ver 3.8.13.1+38.gdb46e9fc.dirty 
REMARK 250  https://github.com/mmagnus/rna-tools 
REMARK 250  Thu May 11 15:45:27 2023
REMARK 250 Fixed atoms/residues:
REMARK 250  - add OP3 at the beginning of the chain  in chain: A <Residue C het=  resseq=1 icode= > residue # 1
ATOM      1  P     C A   1       3.077   1.318  -2.430  1.00 11.89           P  
ATOM      2  OP1   C A   1       1.822   0.982  -3.144  1.00 14.35           O  
ATOM      3  OP2   C A   1       3.684   2.651  -2.573  1.00 12.68           O  
ATOM      4  O5'   C A   1       2.924   1.070  -0.869  1.00 10.34           O  
DONE!