Atom Nomenclature for 3PE

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 3PE

Atom Name (V3) Atom Name (V2)
P P
N N
O11 O11
O12 O12
O13 O13
O14 O14
C11 C11
C12 C12
C1 C1
C2 C2
C3 C3
O31 O31
O32 O32
C31 C31
C32 C32
C33 C33
C34 C34
C35 C35
C36 C36
C37 C37
C38 C38
C39 C39
C3A C3A
C3B C3B
C3C C3C
C3D C3D
C3E C3E
C3F C3F
C3G C3G
C3H C3H
C3I C3I
O21 O21
O22 O22
C21 C21
C22 C22
C23 C23
C24 C24
C25 C25
C26 C26
C27 C27
C28 C28
C29 C29
C2A C2A
C2B C2B
C2C C2C
C2D C2D
C2E C2E
C2F C2F
C2G C2G
C2H C2H
C2I C2I
HN1 HN1
HN2 HN2
H111 H111
H112 H112
H121 H121
H122 H122
H11 H11
H12 H12
H2 H2
H31 H31
H32 H32
H321 H321
H322 H322
H331 H331
H332 H332
H341 H341
H342 H342
H351 H351
H352 H352
H361 H361
H362 H362
H371 H371
H372 H372
H381 H381
H382 H382
H391 H391
H392 H392
H3A1 H3A1
H3A2 H3A2
H3B1 H3B1
H3B2 H3B2
H3C1 H3C1
H3C2 H3C2
H3D1 H3D1
H3D2 H3D2
H3E1 H3E1
H3E2 H3E2
H3F1 H3F1
H3F2 H3F2
H3G1 H3G1
H3G2 H3G2
H3H1 H3H1
H3H2 H3H2
H3I1 H3I1
H3I2 H3I2
H3I3 H3I3
H221 H221
H222 H222
H231 H231
H232 H232
H241 H241
H242 H242
H251 H251
H252 H252
H261 H261
H262 H262
H271 H271
H272 H272
H281 H281
H282 H282
H291 H291
H292 H292
H2A1 H2A1
H2A2 H2A2
H2B1 H2B1
H2B2 H2B2
H2C1 H2C1
H2C2 H2C2
H2D1 H2D1
H2D2 H2D2
H2E1 H2E1
H2E2 H2E2
H2F1 H2F1
H2F2 H2F2
H2G1 H2G1
H2G2 H2G2
H2H1 H2H1
H2H2 H2H2
H2I1 H2I1
H2I2 H2I2
H2I3 H2I3
H1 H1