SMTL ID : 4ont.2 (2 other biounits)

Ternary host recognition complex of complement factor H, C3d, and sialic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

hetero-1-1-mer

Ligands

1 x BGC- GAL- SIA: N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-beta-D-glucopyranose(Non-functional Binders)

BGC-GAL-SIA.1: 11 residues within 4Å: Chain B: L.79, R.80, W.81, L.87, Y.88, S.89, E.93, S.94, V.95, E.96, R.113 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:V.95 Hydrogen bonds: B:R.80, B:W.81, B:E.93, B:S.94, B:E.96 Salt bridges: B:R.113

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 6 residues within 4Å: Chain A: W.91, E.134, P.137, V.138, Q.141, L.147 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:V.138, A:Q.141 GOL.3: 1 residues within 4Å: Chain B: W.117 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Blaum, B.S. et al., Structural basis for sialic acid-mediated self-recognition by complement factor H. Nat.Chem.Biol. (2015)

Release Date

2014-11-26

Peptides

Complement C3d fragment: A
Complement factor H: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
E

Complement C3d fragment

Complement factor H

Related Entries With Identical Sequence