SMTL ID : 2dbl.2 (1 other biounit)

MOLECULAR BASIS OF CROSS-REACTIVITY AND THE LIMITS OF ANTIBODY-ANTIGEN COMPLEMENTARITY

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

hetero-4-4-mer

Ligands

4 x S5H: 5-ALPHA-PREGNANE-3-BETA-OL-HEMISUCCINATE(Non-covalent)

S5H.1: 13 residues within 4Å: Chain A: H.31, S.96, S.97, H.98, V.99 Chain B: G.33, N.35, W.50, G.99, D.100, Y.101, W.104, F.106 10 PLIP interactions: 7 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:W.50, B:Y.101, B:W.104, B:W.104, B:F.106 Hydrogen bonds: B:G.33, B:N.35, A:V.99 Salt bridges: A:H.31, A:H.98 S5H.2: 13 residues within 4Å: Chain C: H.31, S.96, S.97, H.98, V.99 Chain D: G.33, N.35, W.50, G.99, D.100, Y.101, W.104, F.106 10 PLIP interactions: 3 interactions with chain C, 7 interactions with chain D Hydrogen bonds: C:V.99, D:G.33, D:N.35 Salt bridges: C:H.31, C:H.98 Hydrophobic interactions: D:W.50, D:Y.101, D:W.104, D:W.104, D:F.106 S5H.3: 13 residues within 4Å: Chain E: H.31, S.96, S.97, H.98, V.99 Chain F: G.33, N.35, W.50, G.99, D.100, Y.101, W.104, F.106 10 PLIP interactions: 7 interactions with chain F, 3 interactions with chain E Hydrophobic interactions: F:W.50, F:Y.101, F:W.104, F:W.104, F:F.106 Hydrogen bonds: F:G.33, F:N.35, E:V.99 Salt bridges: E:H.31, E:H.98 S5H.4: 13 residues within 4Å: Chain G: H.31, S.96, S.97, H.98, V.99 Chain H: G.33, N.35, W.50, G.99, D.100, Y.101, W.104, F.106 10 PLIP interactions: 7 interactions with chain H, 3 interactions with chain G Hydrophobic interactions: H:W.50, H:Y.101, H:W.104, H:W.104, H:F.106 Hydrogen bonds: H:G.33, H:N.35, G:V.99 Salt bridges: G:H.31, G:H.98

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Arevalo, J.H. et al., Molecular basis of crossreactivity and the limits of antibody-antigen complementarity. Nature (1993)

Release Date

1994-03-07

Peptides

IGG1-KAPPA DB3 FAB (LIGHT CHAIN): ACEG
IGG1-KAPPA DB3 FAB (HEAVY CHAIN): BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
L

C
L

E
L

G
L

B
H

D
H

F
H

H
H

IGG1-KAPPA DB3 FAB (LIGHT CHAIN)

IGG1-KAPPA DB3 FAB (HEAVY CHAIN)

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