SMTL ID : 5gji.1

PI3K p85 N-terminal SH2 domain/CD28-derived peptide complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 0.90 Å

Oligo State

monomer

Ligands

1 x SER- ASP- PTR- MET- ASN- MET- THR- PRO: T-cell-specific surface glycoprotein CD28(Non-covalent)

SER-ASP-PTR-MET-ASN-MET-THR-PRO.1: 19 residues within 4Å: Chain A: R.18, R.36, A.38, S.39, T.47, K.57, L.58, I.59, K.60, F.70, S.71, D.72, P.73, Q.93, Y.94, N.95, L.98 Ligands: SO4.4, GOL.5 21 PLIP interactions: 21 interactions with chain A Hydrophobic interactions: A:T.47, A:L.58, A:L.58 Hydrogen bonds: A:S.39, A:T.47, A:T.47, A:L.58, A:S.71, A:D.72, A:Q.93, A:Y.94, A:N.95 Water bridges: A:R.18, A:R.18, A:R.18, A:S.39, A:S.39, A:L.58 Salt bridges: A:R.18, A:R.18, A:R.36

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

SO4.2: 2 residues within 4Å: Chain A: H.63, G.66 3 PLIP interactions: 3 interactions with chain A Water bridges: A:G.66, A:G.66 Salt bridges: A:H.63 SO4.3: 4 residues within 4Å: Chain A: R.26, D.27, R.51, G.54 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:D.27, A:G.54 Water bridges: A:R.26, A:R.51, A:R.51, A:R.51, A:R.51, A:N.56, A:N.56, A:N.56 Salt bridges: A:R.51 SO4.4: 4 residues within 4Å: Chain A: N.95, K.97 Ligands: SER-ASP-PTR-MET-ASN-MET-THR-PRO.1, SER-ASP-PTR-MET-ASN-MET-THR-PRO.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.95 Water bridges: A:K.97, A:K.97 Salt bridges: A:K.97

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 6 residues within 4Å: Chain A: K.60, F.62 Ligands: SER-ASP-PTR-MET-ASN-MET-THR-PRO.1, SER-ASP-PTR-MET-ASN-MET-THR-PRO.1, SER-ASP-PTR-MET-ASN-MET-THR-PRO.1, SER-ASP-PTR-MET-ASN-MET-THR-PRO.1 1 PLIP interactions: 1 interactions with chain A Water bridges: A:K.60

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Inaba, S. et al., Crystal Structures and Thermodynamic Analysis Reveal Distinct Mechanisms of CD28 Phosphopeptide Binding to the Src Homology 2 (SH2) Domains of Three Adaptor Proteins. J. Biol. Chem. (2017)

Release Date

2016-12-14

Peptides

Phosphatidylinositol 3-kinase regulatory subunit alpha: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Phosphatidylinositol 3-kinase regulatory subunit alpha