SMTL ID : 6ue9.1

Structure of tetrameric sIgA complex (Class 2)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-8-1-1-mer

Ligands

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 2 residues within 4Å: Chain C: F.69, N.72 No protein-ligand interaction detected (PLIP)

1 x NAG- NAG- BMA: beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-BMA.2: 1 residues within 4Å: Chain D: N.49 No protein-ligand interaction detected (PLIP)

7 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.3: 1 residues within 4Å: Chain A: N.110 No protein-ligand interaction detected (PLIP) NAG.4: 1 residues within 4Å: Chain B: N.110 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.110 NAG.5: 1 residues within 4Å: Chain C: N.403 No protein-ligand interaction detected (PLIP) NAG.6: 4 residues within 4Å: Chain C: G.62, R.63, N.65, N.78 1 PLIP interactions: 1 interactions with chain C Hydrophobic interactions: C:N.78 NAG.7: 3 residues within 4Å: Chain C: Q.412, N.451, W.523 2 PLIP interactions: 2 interactions with chain C Hydrophobic interactions: C:W.523 Hydrogen bonds: C:N.451 NAG.8: 1 residues within 4Å: Chain E: N.110 No protein-ligand interaction detected (PLIP) NAG.9: 2 residues within 4Å: Chain F: T.95, N.110 1 PLIP interactions: 1 interactions with chain F Hydrogen bonds: F:T.95

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kumar, N. et al., Structure of the secretory immunoglobulin A core. Science (2020)

Release Date

2020-02-19

Peptides

Immunoglobulin heavy constant alpha 2: ABEFGHIJ
Polymeric immunoglobulin receptor: C
Immunoglobulin J chain: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

E
F

F
G

G
E

H
H

I
K

J
L

C
C

D
D

Immunoglobulin heavy constant alpha 2

Polymeric immunoglobulin receptor

Immunoglobulin J chain

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