Structure based on 1c23

Ideal structure
Name: (1-amino-3-methylsulfanyl-propyl)-phosphonic acid
Formula: C4 H12 N O3 P S
Weight: 185.182
SMILES: "CSCC[CH](N)[P](O)(O)=O"
Spacial conformation based on PDB 1c23.
Also present on 1p7p
RESIDUE   MPH     22
CONECT      N      3 CA   H    HN2 
CONECT      CA     4 N    CB   P    HA  
CONECT      CB     4 CA   CG   HB1  HB2 
CONECT      CG     4 CB   SD   HG1  HG2 
CONECT      SD     2 CG   CE  
CONECT      CE     4 SD   HE1  HE2  HE3 
CONECT      O1     1 P   
CONECT      O2     2 P    HO2 
CONECT      O3     2 P    HO3 
CONECT      P      4 CA   O1   O2   O3  
CONECT      H      1 N   
CONECT      HN2    1 N   
CONECT      HA     1 CA  
CONECT      HB1    1 CB  
CONECT      HB2    1 CB  
CONECT      HG1    1 CG  
CONECT      HG2    1 CG  
CONECT      HE1    1 CE  
CONECT      HE2    1 CE  
CONECT      HE3    1 CE  
CONECT      HO2    1 O2  
CONECT      HO3    1 O3  
END   
HET    MPH             22
HETSYN     MPH METHIONINE PHOSPHONATE
HETNAM     MPH (1-AMINO-3-METHYLSULFANYL-PROPYL)-PHOSPHONIC ACID
FORMUL      MPH    C4 H12 N1 O3 P1 S1

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uses Jmol, developed by the Jmol Development Team (color reference)
OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science