CCDC

   IsoStar 2023.3

  Home Ligand Terminal Ligand Acyclic Links Ligand Ring Systems Ligand Solvates Protein Plots Custom Plots Help




charged imidazole uncharged imidazole

uncharged imidazole

(PDB scatterplots for charged and uncharged imidazole are identical, because the groups are indistinguishable in protein crystal structures; More Information)


General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

General
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any C,N,O,S or H 9990 1992    
any polar X-H (X= N,O or S) 2542 843  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

C,H only
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any alkyl C-H 3771 749  
methylene 434 161  
methyl 989 375  
any aromatic C-H 2676 309  
substituted aromatic carbon 649 30  
phenyl 407 58  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

N-H
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any NH 1494 188  
any uncharged NH 1162 *  
any cationic NH 184 *  
aromatic cationic N-H 80 *  
amide NH 103 24
uncharged C(sp2)/C(ar)-NH2 21 *  
cationic RNH3 42 99
cationic R3NH   *    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

O-H
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any OH 1048 613  
alcohol OH 157 51
phenol OH 129 102
water 396 460
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid


Other N or O
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
aromatic or sp2 N 1199 14  
cyano 121    
pyramidal R3N 3 *  
uncharged planar R3N 30    
cationic planar R3N 1    
any terminal O 1031 317  
any C=O 720 317
amide C=O 178 113
ester C=O 91    
carboxylate 98 144
aliphatic ether 39    
linking O in esters 62    
aromatic O 8    
sulfoxide/sulfone O 19    
nitro 180 *  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Sulfur
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any S 144 35  
any C=S 27    
aliphatic thioether 9 22
aromatic S 18    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Halo/Halide
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any C-F 69    
any C-Cl 82    
any C-Br 45    
any C-I 90    
chloride ion 41    
bromide ion 16    
iodide ion 14    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/Halide| Alkali Metal| Amino acid

Alkali Metal
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
lithium ion        
sodium ion        
potassium ion 1    
rubidium ion 3    
cesuim ion        
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Amino acid
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
CONH2 23 89  
imidazole * 54  
guanidinium * 66    
* This search has not been done.




Copyright © 2023 The Cambridge Crystallographic Data Centre
12 Union Road, Cambridge, CB2 1EZ, UK, +44 1223 336408
Registered in England No.2155347 Registered Charity No.800579