Structure based on 4try

Ideal structure
Name: n-[(2r,3s)-3-amino-2-hydroxy-4-(thiophen-2-yl)butanoyl]-l-norvaline
Formula: C13 H20 N2 O4 S
Weight: 300.374
SMILES: "CCC[CH](NC(=O)[CH](O)[CH](N)Cc1sccc1)C(O)=O"
Spacial conformation based on PDB 4try
RESIDUE   36D     40
CONECT      N1     3 C1   H1   H2  
CONECT      C1     4 N1   C2   C7   H4  
CONECT      O1     2 C7   H5  
CONECT      C2     4 C1   C3   H6   H7  
CONECT      C3     3 C2   S1   C6  
CONECT      S1     2 C3   C4  
CONECT      C4     3 S1   C5   H8  
CONECT      C5     3 C4   C6   H9  
CONECT      C6     3 C3   C5   H10 
CONECT      C7     4 C1   O1   C8   H11 
CONECT      C8     3 C7   O2   N2  
CONECT      O2     1 C8  
CONECT      N2     3 C8   C9   H12 
CONECT      C9     4 N2   C10  C13  H13 
CONECT      C10    4 C9   C11  H14  H15 
CONECT      C11    4 C10  C12  H16  H17 
CONECT      C12    4 C11  H18  H19  H20 
CONECT      C13    3 C9   O3   O4  
CONECT      O3     1 C13 
CONECT      O4     2 C13  H21 
CONECT      H1     1 N1  
CONECT      H2     1 N1  
CONECT      H4     1 C1  
CONECT      H5     1 O1  
CONECT      H6     1 C2  
CONECT      H7     1 C2  
CONECT      H8     1 C4  
CONECT      H9     1 C5  
CONECT      H10    1 C6  
CONECT      H11    1 C7  
CONECT      H12    1 N2  
CONECT      H13    1 C9  
CONECT      H14    1 C10 
CONECT      H15    1 C10 
CONECT      H16    1 C11 
CONECT      H17    1 C11 
CONECT      H18    1 C12 
CONECT      H19    1 C12 
CONECT      H20    1 C12 
CONECT      H21    1 O4  
END   
HET    36D             40
HETNAM     36D N-[(2R,3S)-3-amino-2-hydroxy-4-(thiophen-2-yl)butanoyl]
HETNAM   2 36D -L-norvaline
FORMUL      36D    C13 H20 N2 O4 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