SMTL ID : 6zdy.1

Crystal structure of WT murine S100A9 bound to calcium and zinc

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.45 Å

Oligo State

homo-dimer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: S.26, E.29, H.31, T.34, E.39 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:S.26, A:E.29, A:H.31, A:T.34, H2O.3 CA.2: 5 residues within 4Å: Chain A: D.70, N.72, D.74, Q.76, E.81 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.70, A:D.74, A:Q.76, A:E.81, H2O.3 CA.6: 5 residues within 4Å: Chain B: S.26, E.29, H.31, T.34, E.39 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:S.26, B:E.29, B:H.31, B:T.34, H2O.6 CA.7: 5 residues within 4Å: Chain B: D.70, N.72, D.74, Q.76, E.81 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.70, B:D.74, B:Q.76, B:E.81, H2O.6

4 x ZN: ZINC ION(Non-covalent)

ZN.3: 4 residues within 4Å: Chain A: H.23, D.33 Chain B: H.94, H.98 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Metal complexes: B:H.94, B:H.98, A:H.23, A:D.33, A:D.33 ZN.4: 3 residues within 4Å: Chain A: H.105, H.107, H.109 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.105, A:H.107, A:H.109 ZN.8: 4 residues within 4Å: Chain A: H.94, H.98 Chain B: H.23, D.33 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain B Metal complexes: A:H.94, A:H.98, B:H.23, B:D.33, B:D.33 ZN.9: 3 residues within 4Å: Chain B: H.105, H.107, H.109 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.105, B:H.107, B:H.109

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

SO4.5: 3 residues within 4Å: Chain A: K.37, R.41, N.63 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.63 Water bridges: A:R.41, A:R.41 Salt bridges: A:K.37, A:R.41 SO4.10: 3 residues within 4Å: Chain B: K.37, R.41, N.63 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.63 Water bridges: B:R.41, B:R.41 Salt bridges: B:K.37, B:R.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Signor, L. et al., Divalent cations influence the dimerization mode of murine S100A9 protein by modulating its disulfide bond pattern. J.Struct.Biol. (2020)

Release Date

2021-01-13

Peptides

Protein S100-A9: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Protein S100-A9