Structure based on 1khz

Ideal structure
Name: alpha-beta methylene adp-ribose
Formula: C16 H25 N5 O13 P2
Weight: 557.343
SMILES: "Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)C[P](O)(=O)OC[CH]4O[CH](O)[CH](O)[CH]4O)[CH](O)[CH]3O"
Spacial conformation based on PDB 1khz.
Also present on 1mqw, 3bm4, 4zbp
RESIDUE   ADV     61
CONECT      PA     4 O5'  CX   O2A  O1A 
CONECT      O5'    2 PA   C5' 
CONECT      C5'    4 O5'  C4'  H5'1 H5'2
CONECT      C4'    4 C5'  O4'  C3'  H'4 
CONECT      O4'    2 C4'  C1' 
CONECT      C3'    4 C4'  O3'  C2'  H'3 
CONECT      O3'    2 C3'  HO'3
CONECT      C2'    4 C3'  O2'  C1'  H'2 
CONECT      O2'    2 C2'  HO'2
CONECT      C1'    4 O4'  C2'  N9   H'1 
CONECT      N9     3 C1'  C8   C4  
CONECT      C8     3 N9   N7   H8  
CONECT      N7     2 C8   C5  
CONECT      C5     3 N7   C6   C4  
CONECT      C6     3 C5   N6   N1  
CONECT      N6     3 C6   H61  H62 
CONECT      N1     2 C6   C2  
CONECT      C2     3 N1   N3   H2  
CONECT      N3     2 C2   C4  
CONECT      C4     3 N9   C5   N3  
CONECT      CX     4 PA   PB   HX1  HX2 
CONECT      PB     4 CX   O1B  OR5  O2B 
CONECT      O1B    1 PB  
CONECT      OR5    2 PB   CR5 
CONECT      CR5    4 OR5  CR4  H5R1 H5R2
CONECT      CR4    4 CR5  OR4  CR3  HR4 
CONECT      OR4    2 CR4  CR1 
CONECT      CR3    4 CR4  OR3  CR2  HR3 
CONECT      OR3    2 CR3  HOR3
CONECT      CR2    4 CR3  OR2  CR1  HR2 
CONECT      OR2    2 CR2  HOR2
CONECT      CR1    4 OR4  CR2  OR1  HR1 
CONECT      OR1    2 CR1  HOR1
CONECT      O2A    2 PA   HOA2
CONECT      O2B    2 PB   HOB2
CONECT      O1A    1 PA  
CONECT      H5'1   1 C5' 
CONECT      H5'2   1 C5' 
CONECT      H'4    1 C4' 
CONECT      H'3    1 C3' 
CONECT      HO'3   1 O3' 
CONECT      H'2    1 C2' 
CONECT      HO'2   1 O2' 
CONECT      H'1    1 C1' 
CONECT      H8     1 C8  
CONECT      H61    1 N6  
CONECT      H62    1 N6  
CONECT      H2     1 C2  
CONECT      HX1    1 CX  
CONECT      HX2    1 CX  
CONECT      H5R1   1 CR5 
CONECT      H5R2   1 CR5 
CONECT      HR4    1 CR4 
CONECT      HR3    1 CR3 
CONECT      HOR3   1 OR3 
CONECT      HR2    1 CR2 
CONECT      HOR2   1 OR2 
CONECT      HR1    1 CR1 
CONECT      HOR1   1 OR1 
CONECT      HOA2   1 O2A 
CONECT      HOB2   1 O2B 
END   
HET    ADV             61
HETSYN     ADV AMPCPR; {[5-(6-AMINO-PURIN-9-YL)-3,4-DIHYDROXY-TETRAHYD
HETSYN   2 ADV RO-FURAN-2-YLMETHOXY]-HYDROXY-PHOSPHORYLMETHYL}-PHOSPHO
HETSYN   3 ADV NIC ACID MONO-(3,4,5-TRIHYDROXY-TETRAHYDRO-FURAN-2-YLME
HETSYN   4 ADV THYL) ESTER
HETNAM     ADV ALPHA-BETA METHYLENE ADP-RIBOSE
FORMUL      ADV    C16 H25 N5 O13 P2

This OCA MONOMER page
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