SMTL ID : 9bnc.1

Collagen XVIII trimerization domain with introduced inter-chain disulfide bond, E31C-V37C

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

homo-trimer

Ligands

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: N.42 Chain B: R.52 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Salt bridges: B:R.52 Hydrogen bonds: A:N.42

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

PEG.2: 7 residues within 4Å: Chain A: E.35, K.46, V.47, Q.48, L.49 Chain B: E.50 Chain C: R.45 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain C Hydrogen bonds: A:V.47, C:R.45, C:R.45 Water bridges: A:L.49

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gonzales, J. et al., Development of an ultrahigh affinity, trimeric ACE2 biologic as a universal SARS-CoV-2 antagonist. Commun Biol (2025)

Release Date

2025-08-27

Peptides

Collagen alpha-1(XVIII) chain: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Collagen alpha-1(XVIII) chain