RESIDUE   HE6     61
CONECT      FE     4 NA   NB   NC   ND  
CONECT      NA     3 FE   C1A  C4A 
CONECT      NB     3 FE   C1B  C4B 
CONECT      NC     3 FE   C1C  C4C 
CONECT      ND     3 FE   C4D  C1D 
CONECT      C1A    3 NA   CHA  C2A 
CONECT      CHA    3 C1A  C4B  HHA 
CONECT      C4D    3 ND   CHC  C3D 
CONECT      C1B    3 NB   CHB  C2B 
CONECT      CHB    3 C1B  C4C  HHB 
CONECT      C4A    3 NA   CHD  C3A 
CONECT      C1C    3 NC   CHC  C2C 
CONECT      CHC    3 C4D  C1C  HHC 
CONECT      C4B    3 NB   CHA  C3B 
CONECT      C1D    3 ND   CHD  C2D 
CONECT      CHD    3 C4A  C1D  HHD 
CONECT      C4C    3 NC   CHB  C3C 
CONECT      C2A    3 C1A  CMA  C3A 
CONECT      CMA    4 C2A  HMA1 HMA2 HMA3
CONECT      C3A    3 C4A  C2A  CAA 
CONECT      CAA    3 C3A  O1A  O2A 
CONECT      O1A    1 CAA 
CONECT      O2A    2 CAA  H2A 
CONECT      C2B    3 C1B  CMB  C3B 
CONECT      CMB    4 C2B  HMB1 HMB2 HMB3
CONECT      C3B    3 C4B  C2B  CNB 
CONECT      CNB    4 C3B  HNB1 HNB2 HNB3
CONECT      C2C    3 C1C  CMC  C3C 
CONECT      CMC    4 C2C  HMC1 HMC2 HMC3
CONECT      C3C    3 C4C  C2C  CNC 
CONECT      CNC    4 C3C  HNC1 HNC2 HNC3
CONECT      C2D    3 C1D  C3D  CAD 
CONECT      CMD    4 C3D  HMD1 HMD2 HMD3
CONECT      C3D    3 C4D  C2D  CMD 
CONECT      CAD    3 C2D  O1D  O2D 
CONECT      O1D    1 CAD 
CONECT      O2D    2 CAD  H2D 
CONECT      HHA    1 CHA 
CONECT      HHB    1 CHB 
CONECT      HHC    1 CHC 
CONECT      HHD    1 CHD 
CONECT      HMA1   1 CMA 
CONECT      HMA2   1 CMA 
CONECT      HMA3   1 CMA 
CONECT      H2A    1 O2A 
CONECT      HMB1   1 CMB 
CONECT      HMB2   1 CMB 
CONECT      HMB3   1 CMB 
CONECT      HNB1   1 CNB 
CONECT      HNB2   1 CNB 
CONECT      HNB3   1 CNB 
CONECT      HMC1   1 CMC 
CONECT      HMC2   1 CMC 
CONECT      HMC3   1 CMC 
CONECT      HNC1   1 CNC 
CONECT      HNC2   1 CNC 
CONECT      HNC3   1 CNC 
CONECT      HMD1   1 CMD 
CONECT      HMD2   1 CMD 
CONECT      HMD3   1 CMD 
CONECT      H2D    1 O2D 
END   
HET    HE6             61
HETNAM     HE6 6,7-DICARBOXYL-1,2,3,4,5,8-HEXAMETHYLHEMIN
FORMUL      HE6    C28 H24 Fe1 N4 O4