SMTL ID : 5mnx.1

Neutron structure of cationic trypsin in complex with 2-aminopyridine

Coordinates

PDB Format Compare

Method

NEUTRON DIFFRACTION 1.42 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 8 residues within 4Å: Chain A: E.52, D.53, N.54, I.55, V.57, V.58, E.59, E.62 8 PLIP interactions: 4 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:E.52, A:N.54, A:V.57, A:E.62, H2O.1, H2O.1, H2O.3, H2O.3

1 x 2AP: 2-AMINOPYRIDINE(Non-covalent)

2AP.2: 13 residues within 4Å: Chain A: D.171, S.172, C.173, Q.174, S.177, V.191, W.193, G.194, G.196, C.197, G.204, V.205, Y.206 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:V.191 Hydrogen bonds: A:D.171, A:G.194, A:G.196 Water bridges: A:S.195, A:Y.206

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schiebel, J. et al., Charges Shift Protonation: Neutron Diffraction Reveals that Aniline and 2-Aminopyridine Become Protonated Upon Binding to Trypsin. Angew. Chem. Int. Ed. Engl. (2017)

Release Date

2017-05-24

Peptides

Cationic trypsin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cationic trypsin

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