SMTL ID : 7bag.1

C3b in complex with CP40

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-1-1-1-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: 6 residues within 4Å: Chain A: T.19, N.63, L.478, L.479, K.480, A.481 1 PLIP interactions: 1 interactions with chain A Water bridges: A:K.480

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: P.505, D.532, V.533, D.535 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.532, A:V.533, A:D.535, H2O.7, H2O.11

5 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.3: 3 residues within 4Å: Chain A: E.226, R.282, L.286 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.282 Water bridges: A:R.282, A:N.291 PEG.4: 7 residues within 4Å: Chain A: T.336, K.337, R.508, W.530, C.605, T.606, P.607 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.508 PEG.6: 8 residues within 4Å: Chain B: F.771, Q.773, A.845, L.846, K.847, V.880, E.881, H.882 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Q.773, B:K.847, B:H.882 PEG.7: 8 residues within 4Å: Chain B: T.129, T.130, K.131, E.768, N.769, C.770, K.841, K.876 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:T.130, B:K.131, B:E.768, B:E.768, B:N.769, B:C.770, B:K.841, B:K.841 PEG.8: 8 residues within 4Å: Chain B: S.327, W.329, E.372, P.375, V.376, Q.379, I.382, K.391 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:S.327, B:S.327, B:E.372, B:V.376, B:Q.379, B:K.391

1 x ACM: ACETAMIDE(Covalent)

ACM.5: 3 residues within 4Å: Chain B: G.261, C.262, F.311 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:F.311

1 x NH2: AMINO GROUP(Non-functional Binders)

NH2.9: 2 residues within 4Å: Chain C: C.13, I.14 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lamers, C. et al., Insight into mode-of-action and structural determinants of the compstatin family of clinical complement inhibitors. Nat Commun (2022)

Release Date

2022-01-12

Peptides

Complement C3: A
Complement C3: B
Compstatin CP40: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Complement C3

Complement C3

Compstatin CP40

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