SMTL ID : 8tgt.1

Structure of human C4b-binding protein alpha chain CCP domains 1 and 2 in complex with the hypervariable region of group A Streptococcus M68 protein

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-2-1-mer

Ligands

5 x CA: CALCIUM ION(Non-functional Binders)(Non-covalent)

CA.1: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.2: 1 residues within 4Å: Chain A: E.66 No protein-ligand interaction detected (PLIP) CA.3: 2 residues within 4Å: Chain B: E.23 Chain C: E.74 4 PLIP interactions: 1 interactions with chain B, 2 interactions with chain C, 1 Ligand-Water interactions Metal complexes: B:E.23, C:E.74, C:E.74, H2O.1 CA.4: 1 residues within 4Å: Chain B: T.39 No protein-ligand interaction detected (PLIP) CA.6: 2 residues within 4Å: Chain C: G.99, F.100 No protein-ligand interaction detected (PLIP)

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 1 residues within 4Å: Chain C: G.104 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kolesinski, P. et al., Conservation of C4BP-binding sequence patterns in Streptococcus pyogenes M and Enn proteins. J.Biol.Chem. (2024)

Release Date

2024-07-17

Peptides

M protein: AB
C4b-binding protein alpha chain: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

M protein

C4b-binding protein alpha chain

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