Atom Nomenclature for DGA

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 DGA

Atom Name (V3) Atom Name (V2)
CA1 CA1
CA2 CA2
CA3 CA3
CA4 CA4
CA5 CA5
CA6 CA6
CA7 CA7
CA8 CA8
CA9 CA9
CAA AC10
CBA AC11
CCA AC12
CDA AC13
CEA AC14
CFA AC15
CGA AC16
CHA AC17
CIA AC18
OA1 OA1
CB1 CB1
CB2 CB2
CB3 CB3
CB4 CB4
CB5 CB5
CB6 CB6
CB7 CB7
CB8 CB8
CB9 CB9
CAB BC10
CBB BC11
CCB BC12
CDB BC13
CEB BC14
CFB BC15
CGB BC16
CHB BC17
CIB BC18
OB1 OB1
OG1 OG1
CG1 CG1
CG2 CG2
OG2 OG2
CG3 CG3
OXT OXT
HA21 1HA2
HA22 2HA2
HA31 1HA3
HA32 2HA3
HA41 1HA4
HA42 2HA4
HA51 1HA5
HA52 2HA5
HA61 1HA6
HA62 2HA6
HA71 1HA7
HA72 2HA7
HA81 1HA8
HA82 2HA8
HA91 1HA9
HA92 2HA9
HAT1 1HAT
HAT2 2HAT
HAE1 1HAE
HAE2 2HAE
HAW1 1HAW
HAW2 2HAW
HAH1 1HAH
HAH2 2HAH
HAF1 1HAF
HAF2 2HAF
HAN1 1HAN
HAN2 2HAN
HAS1 1HAS
HAS2 2HAS
HAV1 1HAV
HAV2 2HAV
HAG1 1HAG
HAG2 2HAG
HAG3 3HAG
HB21 1HB2
HB22 2HB2
HB31 1HB3
HB32 2HB3
HB41 1HB4
HB42 2HB4
HB51 1HB5
HB52 2HB5
HB61 1HB6
HB62 2HB6
HB71 1HB7
HB72 2HB7
HB81 1HB8
HB82 2HB8
HB91 1HB9
HB92 2HB9
HBT1 1HBT
HBT2 2HBT
HBE1 1HBE
HBE2 2HBE
HBW1 1HBW
HBW2 2HBW
HBH1 1HBH
HBH2 2HBH
HBF1 1HBF
HBF2 2HBF
HBN1 1HBN
HBN2 2HBN
HBS1 1HBS
HBS2 2HBS
HBV1 1HBV
HBV2 2HBV
HBG1 1HBG
HBG2 2HBG
HBG3 3HBG
HG11 1HG1
HG12 2HG1
HG2 HG2
HG31 1HG3
HG32 2HG3
HXT HXT