SMTL ID : 3qyo.1

Sensitivity of receptor internal motions to ligand binding affinity and kinetic off-rate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.09 Å

Oligo State

monomer

Ligands

1 x Q24: quinazoline-2,4-diamine(Non-covalent)

Q24.1: 11 residues within 4Å: Chain A: I.5, A.6, A.7, M.20, D.27, L.28, F.31, I.94, Y.100, T.113 Ligands: NDP.2 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.28 Hydrogen bonds: A:I.5, A:A.6, A:T.113 Water bridges: A:A.6 Salt bridges: A:D.27 pi-Stacking: A:F.31, A:F.31

1 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.2: 31 residues within 4Å: Chain A: A.6, A.7, I.14, G.15, M.16, N.18, A.19, M.20, W.22, G.43, R.44, H.45, T.46, S.49, L.62, S.63, S.64, K.76, S.77, V.78, I.94, G.95, G.96, G.97, R.98, V.99, Y.100, Q.102, T.123 Ligands: Q24.1, CA.5 29 PLIP interactions: 29 interactions with chain A Hydrophobic interactions: A:T.46 Hydrogen bonds: A:A.7, A:I.14, A:M.16, A:N.18, A:N.18, A:R.44, A:H.45, A:H.45, A:T.46, A:T.46, A:S.63, A:S.64, A:G.96, A:G.97, A:R.98, A:R.98, A:R.98, A:V.99, A:Y.100, A:Q.102, A:Q.102, A:T.123 Water bridges: A:R.44, A:R.44, A:H.45, A:S.64, A:S.64 Salt bridges: A:R.44

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

CA.3: 1 residues within 4Å: Chain A: D.122 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.122, H2O.3, H2O.4, H2O.6, H2O.7 CA.4: 1 residues within 4Å: Chain A: R.159 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:R.159, H2O.2, H2O.3 CA.5: 2 residues within 4Å: Chain A: R.44 Ligands: NDP.2 No protein-ligand interaction detected (PLIP) CA.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.7: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.8: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.9: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.10: 3 residues within 4Å: Chain A: N.23, Q.146, S.148 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Carroll, M.J. et al., Evidence for dynamics in proteins as a mechanism for ligand dissociation. Nat.Chem.Biol. (2012)

Release Date

2012-01-18

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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