AS2TS intermediate model information! 

MOLECULE  4ts1_A  
HEADER    LIGASE (SYNTHETASE)                     29-JUN-89   4TS1               
TITLE     CRYSTAL STRUCTURE OF A DELETION MUTANT OF A TYROSYL-T/RNA              
TITLE    2 SYNTHETASE COMPLEXED WITH TYROSINE                                    
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: TYROSYL-TRNA SYNTHETASE;                                    
COMPND   3 CHAIN: A, B;                                                          
COMPND   4 EC: 6.1.1.1;                                                          
COMPND   5 ENGINEERED: YES                                                       
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: GEOBACILLUS STEAROTHERMOPHILUS;                  
SOURCE   3 ORGANISM_TAXID: 1422;                                                 
SOURCE   4 EXPRESSION_SYSTEM_PLASMID: M13                                        
KEYWDS    LIGASE (SYNTHETASE)                                                    
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    P.BRICK,D.M.BLOW                                                       
REVDAT   3   24-FEB-09 4TS1    1       VERSN                                     
REVDAT   2   01-APR-03 4TS1    1       JRNL                                      
REVDAT   1   15-OCT-89 4TS1    0                                                 
JRNL        AUTH   P.BRICK,D.M.BLOW                                              
JRNL        TITL   CRYSTAL STRUCTURE OF A DELETION MUTANT OF A                   
JRNL        TITL 2 TYROSYL-TRNA SYNTHETASE COMPLEXED WITH TYROSINE.              
JRNL        REF    J.MOL.BIOL.                   V. 194   287 1987               
JRNL        REFN                   ISSN 0022-2836                                
JRNL        PMID   3612807                                                       
JRNL        DOI    10.1016/0022-2836(87)90376-7                                  
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                        
DBREF  4TS1 A    1   317  UNP    P00952   SYY_BACST        1    317              
DBREF  4TS1 B    1   317  UNP    P00952   SYY_BACST        1    317              
SEQRES   1 A  319  MET ASP LEU LEU ALA GLU LEU GLN TRP ARG GLY LEU VAL           
SEQRES   2 A  319  ASN GLN THR THR ASP GLU ASP GLY LEU ARG LYS LEU LEU           
SEQRES   3 A  319  ASN GLU GLU ARG VAL THR LEU TYR CYS GLY PHE ASP PRO           
SEQRES   4 A  319  THR ALA ASP SER LEU HIS ILE GLY HIS LEU ALA THR ILE           
SEQRES   5 A  319  LEU THR MET ARG ARG PHE GLN GLN ALA GLY HIS ARG PRO           
SEQRES   6 A  319  ILE ALA LEU VAL GLY GLY ALA THR GLY LEU ILE GLY ASP           
SEQRES   7 A  319  PRO SER GLY LYS LYS SER GLU ARG THR LEU ASN ALA LYS           
SEQRES   8 A  319  GLU THR VAL GLU ALA TRP SER ALA ARG ILE LYS GLU GLN           
SEQRES   9 A  319  LEU GLY ARG PHE LEU ASP PHE GLU ALA ASP GLY ASN PRO           
SEQRES  10 A  319  ALA LYS ILE LYS ASN ASN TYR ASP TRP ILE GLY PRO LEU           
SEQRES  11 A  319  ASP VAL ILE THR PHE LEU ARG ASP VAL GLY LYS HIS PHE           
SEQRES  12 A  319  SER VAL ASN TYR MET MET ALA LYS GLU SER VAL GLN SER           
SEQRES  13 A  319  ARG ILE GLU THR GLY ILE SER PHE THR GLU PHE SER TYR           
SEQRES  14 A  319  MET MET LEU GLN ALA TYR ASP PHE LEU ARG LEU TYR GLU           
SEQRES  15 A  319  THR GLU GLY CYS ARG LEU GLN ILE GLY GLY SER ASP GLN           
SEQRES  16 A  319  TRP GLY ASN ILE THR ALA GLY LEU GLU LEU ILE ARG LYS           
SEQRES  17 A  319  THR LYS GLY GLU ALA ARG ALA PHE GLY LEU THR ILE PRO           
SEQRES  18 A  319  LEU VAL THR LYS ALA ASP GLY THR LYS PHE GLY LYS THR           
SEQRES  19 A  319  GLU SER GLY THR ILE TRP LEU ASP LYS GLU LYS THR SER           
SEQRES  20 A  319  PRO TYR GLU PHE TYR GLN PHE TRP ILE ASN THR ASP ASP           
SEQRES  21 A  319  ARG ASP VAL ILE ARG TYR LEU LYS TYR PHE THR PHE LEU           
SEQRES  22 A  319  SER LYS GLU GLU ILE GLU ALA LEU GLU GLN GLU LEU ARG           
SEQRES  23 A  319  GLU ALA PRO GLU LYS ARG ALA ALA GLN LYS THR LEU ALA           
SEQRES  24 A  319  GLU GLU VAL THR LYS LEU VAL HIS GLY GLU GLU ALA LEU           
SEQRES  25 A  319  ARG GLN ALA ILE ARG TYR ALA                                   
SEQRES   1 B  319  MET ASP LEU LEU ALA GLU LEU GLN TRP ARG GLY LEU VAL           
SEQRES   2 B  319  ASN GLN THR THR ASP GLU ASP GLY LEU ARG LYS LEU LEU           
SEQRES   3 B  319  ASN GLU GLU ARG VAL THR LEU TYR CYS GLY PHE ASP PRO           
SEQRES   4 B  319  THR ALA ASP SER LEU HIS ILE GLY HIS LEU ALA THR ILE           
SEQRES   5 B  319  LEU THR MET ARG ARG PHE GLN GLN ALA GLY HIS ARG PRO           
SEQRES   6 B  319  ILE ALA LEU VAL GLY GLY ALA THR GLY LEU ILE GLY ASP           
SEQRES   7 B  319  PRO SER GLY LYS LYS SER GLU ARG THR LEU ASN ALA LYS           
SEQRES   8 B  319  GLU THR VAL GLU ALA TRP SER ALA ARG ILE LYS GLU GLN           
SEQRES   9 B  319  LEU GLY ARG PHE LEU ASP PHE GLU ALA ASP GLY ASN PRO           
SEQRES  10 B  319  ALA LYS ILE LYS ASN ASN TYR ASP TRP ILE GLY PRO LEU           
SEQRES  11 B  319  ASP VAL ILE THR PHE LEU ARG ASP VAL GLY LYS HIS PHE           
SEQRES  12 B  319  SER VAL ASN TYR MET MET ALA LYS GLU SER VAL GLN SER           
SEQRES  13 B  319  ARG ILE GLU THR GLY ILE SER PHE THR GLU PHE SER TYR           
SEQRES  14 B  319  MET MET LEU GLN ALA TYR ASP PHE LEU ARG LEU TYR GLU           
SEQRES  15 B  319  THR GLU GLY CYS ARG LEU GLN ILE GLY GLY SER ASP GLN           
SEQRES  16 B  319  TRP GLY ASN ILE THR ALA GLY LEU GLU LEU ILE ARG LYS           
SEQRES  17 B  319  THR LYS GLY GLU ALA ARG ALA PHE GLY LEU THR ILE PRO           
SEQRES  18 B  319  LEU VAL THR LYS ALA ASP GLY THR LYS PHE GLY LYS THR           
SEQRES  19 B  319  GLU SER GLY THR ILE TRP LEU ASP LYS GLU LYS THR SER           
SEQRES  20 B  319  PRO TYR GLU PHE TYR GLN PHE TRP ILE ASN THR ASP ASP           
SEQRES  21 B  319  ARG ASP VAL ILE ARG TYR LEU LYS TYR PHE THR PHE LEU           
SEQRES  22 B  319  SER LYS GLU GLU ILE GLU ALA LEU GLU GLN GLU LEU ARG           
SEQRES  23 B  319  GLU ALA PRO GLU LYS ARG ALA ALA GLN LYS THR LEU ALA           
SEQRES  24 B  319  GLU GLU VAL THR LYS LEU VAL HIS GLY GLU GLU ALA LEU           
SEQRES  25 B  319  ARG GLN ALA ILE ARG TYR ALA                                   
HET    TYR  A 320      13                                                        
HET    TYR  B 320      13                                                        
HETNAM     TYR TYROSINE                                                          
FORMUL   3  TYR    2(C9 H11 N O3)                                                
FORMUL   5  HOH   *144(H2 O)                                                     
CRYST1   95.460   67.060   61.370  90.00  90.78  90.00 P 1 21 1      4           
END  

FATAL: There is no PDB entry  ( 4ts1_A ) in the database!