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 Dec 11 07:42:35 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      -0.223   1.305  -1.844  1.00 11.89           P  
ATOM      2  OP1   G A   1      -0.096   0.171  -2.791  1.00 14.35           O  
ATOM      3  OP2   G A   1      -1.492   2.041  -1.724  1.00 12.68           O  
ATOM      4  O5'   G A   1       0.166   0.858  -0.371  1.00 10.34           O  
DONE!