SMTL ID : 6ntt.2 (1 other biounit)

X-ray Crystal Structure of Soybean Trypsin Inhibitor (Kunitz) Complexed with 1,5-Disulfonyl Naphthalene

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

monomer

Ligands

2 x 21D: naphthalene-1,5-disulfonic acid(Non-covalent)

21D.1: 5 residues within 4Å: Chain A: R.54, S.70, R.71, N.72, D.75 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:N.72, A:D.75 Hydrogen bonds: A:R.71, A:N.72 Water bridges: A:Q.69, A:R.71 Salt bridges: A:R.54, A:R.71 21D.2: 8 residues within 4Å: Chain A: N.60, E.61, R.62, C.63, L.65, I.113, G.132, E.133 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.65, A:I.113, A:I.113 Hydrogen bonds: A:R.62, A:C.63, A:E.133

2 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.3: 3 residues within 4Å: Chain A: R.87, I.88, R.89 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.89 MES.4: 3 residues within 4Å: Chain A: K.100, P.114, E.116 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.116, A:E.116 Salt bridges: A:K.100, A:E.116

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

McPherson, A. et al., Lattice Interactions in Crystals of Soybean Trypsin Inhibitor (Kunitz) Produced by Inclusion of 1,5-Disulfonylnaphthalene. Cryst.Growth Des. (2019)

Release Date

2019-03-20

Peptides

Trypsin inhibitor A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Trypsin inhibitor A

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