SMTL ID : 6f1f.6 (5 other biounits)

The methylene thioacetal BPTI (Bovine Pancreatic Trypsin Inhibitor) mutant structure

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.72 Å

Oligo State

homo-10-mer

Ligands

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

SO4.1: 3 residues within 4Å: Chain A: E.7, K.41, R.42 Ligand excluded by PLIP SO4.2: 2 residues within 4Å: Chain A: Y.10, R.39 Ligand excluded by PLIP SO4.3: 8 residues within 4Å: Chain A: Y.21, S.47, A.48 Chain C: K.46 Chain F: S.47, A.48, E.49 Ligands: SO4.30 Ligand excluded by PLIP SO4.4: 2 residues within 4Å: Chain A: D.3, R.42 Ligand excluded by PLIP SO4.5: 4 residues within 4Å: Chain A: I.18, R.20, K.46 Chain B: I.19 Ligand excluded by PLIP SO4.7: 3 residues within 4Å: Chain B: E.7, K.41, R.42 Ligand excluded by PLIP SO4.8: 4 residues within 4Å: Chain B: I.18, R.20, K.46 Chain E: I.19 Ligand excluded by PLIP SO4.9: 3 residues within 4Å: Chain B: R.42 Chain I: R.1 Ligands: GOL.13 Ligand excluded by PLIP SO4.10: 2 residues within 4Å: Chain A: R.17 Chain B: R.17 Ligand excluded by PLIP SO4.11: 1 residues within 4Å: Chain B: P.8 Ligand excluded by PLIP SO4.12: 4 residues within 4Å: Chain B: C.14, C.38 Chain E: P.9, F.33 Ligand excluded by PLIP SO4.14: 3 residues within 4Å: Chain C: F.4, K.41, R.42 Ligand excluded by PLIP SO4.15: 4 residues within 4Å: Chain A: I.19 Chain C: I.18, R.20, K.46 Ligand excluded by PLIP SO4.16: 8 residues within 4Å: Chain C: Y.21, S.47, A.48, E.49 Chain F: K.46 Chain G: Y.21, S.47, A.48 Ligand excluded by PLIP SO4.17: 1 residues within 4Å: Chain C: R.42 Ligand excluded by PLIP SO4.18: 7 residues within 4Å: Chain A: P.9, F.22, T.32, F.33 Chain C: C.14, C.38, R.39 Ligand excluded by PLIP SO4.20: 3 residues within 4Å: Chain D: E.7, K.41, R.42 Ligand excluded by PLIP SO4.21: 3 residues within 4Å: Chain D: R.42 Chain G: R.1, P.2 Ligand excluded by PLIP SO4.22: 3 residues within 4Å: Chain D: I.18, R.20, K.46 Ligand excluded by PLIP SO4.23: 8 residues within 4Å: Chain D: Y.21, S.47, A.48 Chain E: K.46 Chain J: Y.21, S.47, A.48, E.49 Ligand excluded by PLIP SO4.24: 3 residues within 4Å: Chain E: E.7, K.41, R.42 Ligand excluded by PLIP SO4.25: 3 residues within 4Å: Chain E: R.42 Chain J: R.1 Ligands: GOL.27 Ligand excluded by PLIP SO4.26: 4 residues within 4Å: Chain D: I.19 Chain E: I.18, R.20, K.46 Ligand excluded by PLIP SO4.28: 3 residues within 4Å: Chain F: E.7, K.41, R.42 Ligand excluded by PLIP SO4.29: 2 residues within 4Å: Chain F: Y.10, R.39 Ligand excluded by PLIP SO4.30: 8 residues within 4Å: Chain A: S.47, A.48, E.49 Chain F: Y.21, S.47, A.48 Chain H: K.46 Ligands: SO4.3 Ligand excluded by PLIP SO4.31: 2 residues within 4Å: Chain F: D.3, R.42 Ligand excluded by PLIP SO4.32: 4 residues within 4Å: Chain F: I.18, R.20, K.46 Chain G: I.19 Ligand excluded by PLIP SO4.34: 3 residues within 4Å: Chain G: E.7, K.41, R.42 Ligand excluded by PLIP SO4.35: 4 residues within 4Å: Chain G: I.18, R.20, K.46 Chain J: I.19 Ligand excluded by PLIP SO4.36: 3 residues within 4Å: Chain D: R.1 Chain G: R.42 Ligands: GOL.40 Ligand excluded by PLIP SO4.37: 2 residues within 4Å: Chain F: R.17 Chain G: R.17 Ligand excluded by PLIP SO4.38: 1 residues within 4Å: Chain G: P.8 Ligand excluded by PLIP SO4.39: 4 residues within 4Å: Chain G: C.14, C.38 Chain J: P.9, F.33 Ligand excluded by PLIP SO4.41: 3 residues within 4Å: Chain H: F.4, K.41, R.42 Ligand excluded by PLIP SO4.42: 4 residues within 4Å: Chain F: I.19 Chain H: I.18, R.20, K.46 Ligand excluded by PLIP SO4.43: 8 residues within 4Å: Chain A: K.46 Chain B: Y.21, S.47, A.48 Chain H: Y.21, S.47, A.48, E.49 Ligand excluded by PLIP SO4.44: 1 residues within 4Å: Chain H: R.42 Ligand excluded by PLIP SO4.45: 7 residues within 4Å: Chain F: P.9, F.22, T.32, F.33 Chain H: C.14, C.38, R.39 Ligand excluded by PLIP SO4.47: 3 residues within 4Å: Chain I: E.7, K.41, R.42 Ligand excluded by PLIP SO4.48: 3 residues within 4Å: Chain B: R.1, P.2 Chain I: R.42 Ligand excluded by PLIP SO4.49: 3 residues within 4Å: Chain I: I.18, R.20, K.46 Ligand excluded by PLIP SO4.50: 8 residues within 4Å: Chain E: Y.21, S.47, A.48, E.49 Chain I: Y.21, S.47, A.48 Chain J: K.46 Ligand excluded by PLIP SO4.51: 3 residues within 4Å: Chain J: E.7, K.41, R.42 Ligand excluded by PLIP SO4.52: 3 residues within 4Å: Chain E: R.1 Chain J: R.42 Ligands: GOL.54 Ligand excluded by PLIP SO4.53: 4 residues within 4Å: Chain I: I.19 Chain J: I.18, R.20, K.46 Ligand excluded by PLIP

8 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 5 residues within 4Å: Chain A: P.2, D.3 Chain H: R.1, P.2, D.3 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain H Hydrogen bonds: A:D.3, A:D.3, H:D.3 Water bridges: A:F.4, A:R.42, H:F.4 GOL.13: 5 residues within 4Å: Chain B: P.2, D.3 Chain I: P.2, D.3 Ligands: SO4.9 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain I Hydrogen bonds: B:D.3, B:D.3, I:D.3 Water bridges: B:F.4, B:R.42 GOL.19: 9 residues within 4Å: Chain C: C.5, L.6, E.7, P.8, Y.23, N.24, A.25, K.26, N.43 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:C.5, C:A.25, C:K.26 Water bridges: C:L.6 GOL.27: 6 residues within 4Å: Chain E: P.2, D.3 Chain J: R.1, P.2 Ligands: SO4.25, GOL.54 5 PLIP interactions: 2 interactions with chain J, 3 interactions with chain E Hydrogen bonds: J:R.1, E:D.3, E:D.3 Water bridges: J:D.3, E:R.42 GOL.33: 5 residues within 4Å: Chain C: R.1, P.2, D.3 Chain F: P.2, D.3 6 PLIP interactions: 2 interactions with chain C, 4 interactions with chain F Hydrogen bonds: C:D.3, F:D.3, F:D.3 Water bridges: C:F.4, F:F.4, F:R.42 GOL.40: 5 residues within 4Å: Chain D: P.2, D.3 Chain G: P.2, D.3 Ligands: SO4.36 5 PLIP interactions: 4 interactions with chain G, 1 interactions with chain D Hydrogen bonds: G:D.3, G:D.3, D:D.3 Water bridges: G:F.4, G:R.42 GOL.46: 9 residues within 4Å: Chain H: C.5, L.6, E.7, P.8, Y.23, N.24, A.25, K.26, N.43 4 PLIP interactions: 4 interactions with chain H Hydrogen bonds: H:C.5, H:A.25, H:K.26 Water bridges: H:L.6 GOL.54: 6 residues within 4Å: Chain E: R.1, P.2 Chain J: P.2, D.3 Ligands: GOL.27, SO4.52 5 PLIP interactions: 3 interactions with chain J, 2 interactions with chain E Hydrogen bonds: J:D.3, J:D.3, E:R.1 Water bridges: J:R.42, E:D.3

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mousa, R. et al., BPTI folding revisited: switching a disulfide into methylene thioacetal reveals a previously hidden path. Chem Sci (2018)

Release Date

2018-07-18

Peptides

Pancreatic trypsin inhibitor: ABCDEFGHIJ

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
A

G
B

H
C

I
D

J
E

Pancreatic trypsin inhibitor

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