REMARK 250 Model edited with rna-tools
REMARK 250  ver 3.8.13.1+39.gca2dada6.dirty 
REMARK 250  https://github.com/mmagnus/rna-tools 
REMARK 250  Mon Nov 27 03:56:13 2023
REMARK 250 Fixed atoms/residues:
REMARK 250  - add OP3 at the beginning of the chain  in chain: A <Residue G het=  resseq=1 icode= > residue # 1
ATOM      1  P     G A   1     -18.854 -23.161  -8.934  1.00 11.89           P  
ATOM      2  OP1   G A   1     -17.461 -23.114  -8.428  1.00 14.35           O  
ATOM      3  OP2   G A   1     -19.480 -21.961  -9.513  1.00 12.68           O  
ATOM      4  O5'   G A   1     -19.024 -24.311 -10.017  1.00 10.34           O  
DONE!