Structure based on 1kkr

Ideal structure
Name: 2s,3s-3-methylaspartic acid
Formula: C5 H9 N1 O4
SMILES: NC(C(C(=O)O)C)C(=O)O
Spacial conformation based on PDB 1kkr
RESIDUE   3MD     19
CONECT      N      3 CA   H    HN  
CONECT      CB     4 CG   CA   CB1  HB  
CONECT      CG     3 CB   OD1  OD2 
CONECT      OD1    1 CG  
CONECT      OD2    2 CG   HD2 
CONECT      CA     4 N    CB   C    HA  
CONECT      CB1    4 CB  1HB1 2HB1 3HB1 
CONECT      C      3 CA   O    OXT 
CONECT      O      1 C   
CONECT      OXT    2 C    HXT 
CONECT      H      1 N   
CONECT      HN     1 N   
CONECT      HB     1 CB  
CONECT      HA     1 CA  
CONECT      HD2    1 OD2 
CONECT     1HB1    1 CB1 
CONECT     2HB1    1 CB1 
CONECT     3HB1    1 CB1 
CONECT      HXT    1 OXT 
END
HET    3MD             19
HETNAM     3MD 2S,3S-3-METHYLASPARTIC ACID
FORMUL      3MD    C5 H9 N1 O4

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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