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charged cytosine uncharged cytosine

uncharged cytosine

(PDB scatterplots for charged and uncharged cytosine 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 6770 7236    
any polar X-H (X= N,O or S) 1504 7509  
* 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 1583 2035  
methylene 114 695  
methyl 66 474  
any aromatic C-H 114 936  
substituted aromatic carbon 35 170  
phenyl 18 146  
* 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 798 1296  
any uncharged NH 94 *  
any cationic NH 100 *  
aromatic cationic N-H 11 *  
amide NH 8 380
uncharged C(sp2)/C(ar)-NH2 7 *  
cationic RNH3 5 69
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 706 6193  
alcohol OH 324 120
phenol OH 7 149  
water 160 5924
* 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 230 207  
cyano 5    
pyramidal R3N   *    
uncharged planar R3N 132 3  
cationic planar R3N        
any terminal O 501 900  
any C=O 503 900
amide C=O 12 530
ester C=O 3    
carboxylate 26 122
aliphatic ether 9    
linking O in esters 1    
aromatic O        
sulfoxide/sulfone O        
nitro 12 *  
* 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 41 30  
any C=S        
aliphatic thioether 38 10  
aromatic S        
* 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 39    
any C-Cl 4    
any C-Br        
any C-I        
chloride ion 10    
bromide ion 3    
iodide ion 5    
* 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 25    
potassium ion        
rubidium ion        
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 16 232  
imidazole * 295  
guanidinium * 349    
* This search has not been done.




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