SMTL ID : 8ddb.1

The N-terminal domain of PA endonuclease from the influenza H1N1 viral polymerase in complex with 4-(benzyloxy)-6-bromo-3-hydroxypicolinic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

monomer

Ligands

2 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 7 residues within 4Å: Chain A: H.47, D.102, E.113, I.114, K.128 Ligands: MN.2, R6X.4 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.47, A:D.102, A:E.113, A:I.114 MN.2: 5 residues within 4Å: Chain A: H.47, E.74, D.102 Ligands: MN.1, R6X.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.74, A:D.102, H2O.1, H2O.2

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 4 residues within 4Å: Chain A: F.57, L.157, D.158, S.161 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.158, A:S.161

1 x R6X: 6-bromo-3-hydroxy-4-oxo-1,4-dihydropyridine-2-carboxylic acid(Non-covalent)

R6X.4: 12 residues within 4Å: Chain A: Y.30, H.47, E.74, L.100, D.102, E.113, I.114, Y.124, K.128, E.191 Ligands: MN.1, MN.2 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.30, A:K.128 pi-Stacking: A:H.47

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

SO4.5: 3 residues within 4Å: Chain A: A.163, R.164, T.167 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.167

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Stokes, R.W. et al., Carboxylic Acid Isostere Derivatives of Hydroxypyridinones as Core Scaffolds for Influenza Endonuclease Inhibitors. Acs Med.Chem.Lett. (2023)

Release Date

2022-12-21

Peptides

Polymerase acidic protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Polymerase acidic protein