Atom Nomenclature for DOL

The atom nomenclature in PDB data files was revised with the release of data in the PDB Format Version 3.0. These changes make the PDB atom names used by PDB compliant with existing IUPAC nomenclature for standard amino acid and nucleotides (Pure & Appl. Chem., 70, 117-142, 1998) with the exception of the well established convention for C-terminal atoms OXT and HXT. A small number of additional changes were introduced in Version 3 to make atom labeling more conventional. The following chemical diagrams and tables provide the correspondences between atom names used in Version 3 and Version 2 PDB formats.

Labeled Chemical Diagrams

Chemical diagram with format V3 atom labels (heavy atoms)
Chemical diagram with format V3 atom labels (all atoms)
Chemical diagram with format V2 atom labels (heavy atoms)
Chemical diagram with format V2 atom labels (all atoms)

Atom Name Correspondences for DOL

Atom Name (V3) Atom Name (V2)
O7 O7
C6 C6
N5 N5
C4 C4
C3 C3
C2 C2
S39 S39
O41 O41
O40 O40
C42 C42
C43 C43
N44 N44
C47 C47
C48 C48
C45 C45
C46 C46
C1 C1
C8 C8
C12 C12
O11 O11
N9 N9
C10 C10
C13 C13
C14 C14
O15 O15
C16 C16
C17 C17
O18 O18
C19 C19
C20 C20
C21 C21
C22 C22
C23 C23
C24 C24
N25 N25
C26 C26
O27 O27
C28 C28
C29 C29
C30 C30
C31 C31
C32 C32
C33 C33
C35 C35
C34 C34
O36 O36
C37 C37
O38 O38
HC41 1HC4
HC42 2HC4
HC31 1HC3
HC3A 2HC3
HC2 HC2
H421 1H42
H422 2H42
H431 1H43
H432 2H43
H471 1H47
H472 2H47
H481 1H48
H482 2H48
H483 3H48
H451 1H45
H452 2H45
H461 1H46
H462 2H46
H463 3H46
HC1 HC1
HC12 HC12
H131 1H13
H132 2H13
H161 1H16
H162 2H16
HC17 HC17
HO18 HO18
HC19 HC19
H211 1H21
H212 2H21
H213 3H21
HC22 HC22
HC23 HC23
H241 1H24
H242 2H24
HN25 HN25
HC28 HC28
HC29 HC29
HC30 HC30
H311 1H31
H312 2H31
H313 3H31
HC32 HC32
HC33 HC33
H351 1H35
H352 2H35
H353 3H35
H341 1H34
H342 2H34
H343 3H34