HET    TRS  A 155       4
HET    TRS  A 156       4                                                       
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETSYN     TRS TRIS BUFFER                                                      
FORMUL   2  TRS    2(C4 H12 N O3 1+)                                            
LINK         C   TRS A 155                 C1  TRS A 155     1555   1555  1.65  
LINK         C   TRS A 156                 C1  TRS A 156     1555   1555  1.65  
HETATM  995  C   TRS A 155      31.020  31.029  31.064  0.33 26.43           C  
HETATM  996  C1  TRS A 155      31.725  32.332  30.334  1.00 26.47           C  
HETATM  997  N   TRS A 155      30.305  30.167  30.228  0.33 27.74           N  
HETATM  998  O1  TRS A 155      30.817  32.837  29.332  1.00 26.75           O  
HETATM  999  C   TRS A 156      22.885  22.826  22.943  0.33 20.76           C  
HETATM 1000  C1  TRS A 156      24.480  22.938  22.534  1.00 29.16           C  
HETATM 1001  N   TRS A 156      22.093  22.019  22.122  0.33 20.07           N  
HETATM 1002  O1  TRS A 156      24.763  23.802  21.408  1.00 35.97           O