AS2TS intermediate model information! 

MOLECULE  1d6n_A  
HEADER    TRANSFERASE                             14-OCT-99   1D6N               
TITLE     TERNARY COMPLEX STRUCTURE OF HUMAN HGPRTASE, PRPP, MG2+, AND THE       
TITLE    2 INHIBITOR HPP REVEALS THE INVOLVEMENT OF THE FLEXIBLE LOOP IN         
TITLE    3 SUBSTRATE BINDING                                                     
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: PROTEIN (HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE);   
COMPND   3 CHAIN: A, B;                                                          
COMPND   4 SYNONYM: HGPRT;                                                       
COMPND   5 EC: 2.4.2.8;                                                          
COMPND   6 ENGINEERED: YES;                                                      
COMPND   7 MUTATION: YES                                                         
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                    
SOURCE   3 ORGANISM_COMMON: HUMAN;                                               
SOURCE   4 ORGANISM_TAXID: 9606;                                                 
SOURCE   5 CELLULAR_LOCATION: CYTOPLASM;                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                  
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                         
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                               
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PBACPRT-68A                                
KEYWDS    HGPRTASE, TRANSFERASE                                                  
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    G.K.BALENDIRAN                                                         
REVDAT   8   03-NOV-21 1D6N    1       SEQADV HETSYN                             
REVDAT   7   29-JUL-20 1D6N    1       COMPND REMARK SEQADV HETNAM               
REVDAT   7 2                   1       LINK   SITE                               
REVDAT   6   31-JAN-18 1D6N    1       JRNL                                      
REVDAT   5   24-JAN-18 1D6N    1       JRNL                                      
REVDAT   4   04-OCT-17 1D6N    1       REMARK                                    
REVDAT   3   24-FEB-09 1D6N    1       VERSN                                     
REVDAT   2   01-APR-03 1D6N    1       JRNL                                      
REVDAT   1   30-DEC-99 1D6N    0                                                 
JRNL        AUTH   G.K.BALENDIRAN,J.A.MOLINA,Y.XU,J.TORRES-MARTINEZ,R.STEVENS,   
JRNL        AUTH 2 P.J.FOCIA,A.E.EAKIN,J.C.SACCHETTINI,S.P.CRAIG III             
JRNL        TITL   TERNARY COMPLEX STRUCTURE OF HUMAN HGPRTASE, PRPP, MG2+, AND  
JRNL        TITL 2 THE INHIBITOR HPP REVEALS THE INVOLVEMENT OF THE FLEXIBLE     
JRNL        TITL 3 LOOP IN SUBSTRATE BINDING.                                    
JRNL        REF    PROTEIN SCI.                  V.   8  1023 1999               
JRNL        REFN                   ISSN 0961-8368                                
JRNL        PMID   10338013                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                        
DBREF  1D6N A    4   217  UNP    P00492   HPRT_HUMAN       4    217              
DBREF  1D6N B    4   217  UNP    P00492   HPRT_HUMAN       4    217              
SEQRES   1 A  214  SER PRO GLY VAL VAL ILE SER ASP ASP GLU PRO GLY TYR           
SEQRES   2 A  214  ASP LEU ASP LEU PHE CYS ILE PRO ASN HIS TYR ALA GLU           
SEQRES   3 A  214  ASP LEU GLU ARG VAL PHE ILE PRO HIS GLY LEU ILE MET           
SEQRES   4 A  214  ASP ARG THR GLU ARG LEU ALA ARG ASP VAL MET LYS GLU           
SEQRES   5 A  214  MET GLY GLY HIS HIS ILE VAL ALA LEU CYS VAL LEU ALA           
SEQRES   6 A  214  GLY GLY TYR LYS PHE PHE ALA ASP LEU LEU ASP TYR ILE           
SEQRES   7 A  214  LYS ALA LEU ASN ARG ASN SER ASP ARG SER ILE PRO MET           
SEQRES   8 A  214  THR VAL ASP PHE ILE ARG LEU GLY SER TYR CYS ASN ASP           
SEQRES   9 A  214  GLN SER THR GLY ASP ILE LYS VAL ILE GLY GLY ASP ASP           
SEQRES  10 A  214  LEU SER THR LEU THR GLY LYS ASN VAL LEU ILE VAL GLU           
SEQRES  11 A  214  ASP ILE ILE ASP THR GLY LYS THR MET GLN THR LEU LEU           
SEQRES  12 A  214  SER LEU VAL ARG GLN TYR ASN PRO LYS MET VAL LYS VAL           
SEQRES  13 A  214  ALA SER LEU LEU VAL LYS ARG THR PRO ARG SER VAL GLY           
SEQRES  14 A  214  TYR LYS PRO ASP PHE VAL GLY PHE GLU ILE PRO ASP LYS           
SEQRES  15 A  214  PHE VAL VAL GLY TYR ALA LEU ASP TYR ASN GLU TYR PHE           
SEQRES  16 A  214  ARG ASP LEU ASN HIS VAL CYS VAL ILE SER GLU THR GLY           
SEQRES  17 A  214  LYS ALA LYS TYR LYS ALA                                       
SEQRES   1 B  214  SER PRO GLY VAL VAL ILE SER ASP ASP GLU PRO GLY TYR           
SEQRES   2 B  214  ASP LEU ASP LEU PHE CYS ILE PRO ASN HIS TYR ALA GLU           
SEQRES   3 B  214  ASP LEU GLU ARG VAL PHE ILE PRO HIS GLY LEU ILE MET           
SEQRES   4 B  214  ASP ARG THR GLU ARG LEU ALA ARG ASP VAL MET LYS GLU           
SEQRES   5 B  214  MET GLY GLY HIS HIS ILE VAL ALA LEU CYS VAL LEU ALA           
SEQRES   6 B  214  GLY GLY TYR LYS PHE PHE ALA ASP LEU LEU ASP TYR ILE           
SEQRES   7 B  214  LYS ALA LEU ASN ARG ASN SER ASP ARG SER ILE PRO MET           
SEQRES   8 B  214  THR VAL ASP PHE ILE ARG LEU GLY SER TYR CYS ASN ASP           
SEQRES   9 B  214  GLN SER THR GLY ASP ILE LYS VAL ILE GLY GLY ASP ASP           
SEQRES  10 B  214  LEU SER THR LEU THR GLY LYS ASN VAL LEU ILE VAL GLU           
SEQRES  11 B  214  ASP ILE ILE ASP THR GLY LYS THR MET GLN THR LEU LEU           
SEQRES  12 B  214  SER LEU VAL ARG GLN TYR ASN PRO LYS MET VAL LYS VAL           
SEQRES  13 B  214  ALA SER LEU LEU VAL LYS ARG THR PRO ARG SER VAL GLY           
SEQRES  14 B  214  TYR LYS PRO ASP PHE VAL GLY PHE GLU ILE PRO ASP LYS           
SEQRES  15 B  214  PHE VAL VAL GLY TYR ALA LEU ASP TYR ASN GLU TYR PHE           
SEQRES  16 B  214  ARG ASP LEU ASN HIS VAL CYS VAL ILE SER GLU THR GLY           
SEQRES  17 B  214  LYS ALA LYS TYR LYS ALA                                       
HET     MG  A 313       1                                                        
HET    PPO  A 300      10                                                        
HET    PRP  A 312      22                                                        
HET     MG  B 315       1                                                        
HET    PPO  B 301      10                                                        
HET    PRP  B 314      22                                                        
HETNAM      MG MAGNESIUM ION                                                     
HETNAM     PPO 3H-PYRAZOLO[4,3-D]PYRIMIDIN-7-OL                                  
HETNAM     PRP 1-O-PYROPHOSPHONO-5-O-PHOSPHONO-ALPHA-D-RIBOFURANOSE              
HETSYN     PRP ALPHA-PHOSPHORIBOSYLPYROPHOSPHORIC ACID; 1-O-                     
HETSYN   2 PRP  PYROPHOSPHONO-5-O-PHOSPHONO-ALPHA-D-RIBOSE; 1-O-                 
HETSYN   3 PRP  PYROPHOSPHONO-5-O-PHOSPHONO-D-RIBOSE; 1-O-                       
HETSYN   4 PRP  PYROPHOSPHONO-5-O-PHOSPHONO-RIBOSE                               
FORMUL   3   MG    2(MG 2+)                                                      
FORMUL   4  PPO    2(C5 H4 N4 O)                                                 
FORMUL   5  PRP    2(C5 H13 O14 P3)                                              
FORMUL   9  HOH   *52(H2 O)                                                      
CRYST1  129.560   65.850   51.460  90.00  90.00  90.00 P 21 21 2     8           
END  

FATAL: There is no PDB entry  ( 1d6n_A ) in the database!