SMTL ID : 5r48.1

Crystal Structure of gamma-Chymotrypsin at pH 5.6, room temperature

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.05 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x SER- TRP- PRO- TRP: peptide SWPW(Non-covalent)

SER-TRP-PRO-TRP.1: 22 residues within 4Å: Chain B: H.42 Chain C: W.24, K.27, S.41, S.42, C.43, M.44, G.45, D.46, S.47, V.65, S.66, W.67, G.68, S.69, S.70, G.78 Ligands: THR-PRO-GLY-VAL-TYR.2, THR-PRO-GLY-VAL-TYR.2, THR-PRO-GLY-VAL-TYR.2, THR-PRO-GLY-VAL-TYR.2, THR-PRO-GLY-VAL-TYR.2 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:V.65 Hydrogen bonds: C:G.45, C:D.46, C:S.47, C:S.66, C:G.68, C:G.68

1 x THR- PRO- GLY- VAL- TYR: peptide TPGVY(Non-covalent)

THR-PRO-GLY-VAL-TYR.2: 19 residues within 4Å: Chain B: H.42, I.84 Chain C: W.24, S.41, S.42, C.43, M.44, G.45, S.47, S.66, W.67, G.68, S.69, S.70, C.72 Ligands: SER-TRP-PRO-TRP.1, SER-TRP-PRO-TRP.1, SER-TRP-PRO-TRP.1, SER-TRP-PRO-TRP.1 12 PLIP interactions: 10 interactions with chain C, 2 interactions with chain B Hydrophobic interactions: C:W.24, B:I.84 Hydrogen bonds: C:S.41, C:S.41, C:G.45, C:S.47, C:S.66, C:G.68, C:G.68, C:S.70 Water bridges: C:S.69 Salt bridges: B:H.42

1 x IOD: IODIDE ION(Non-functional Binders)

IOD.3: 1 residues within 4Å: Chain B: T.47 Ligand excluded by PLIP

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

SO4.4: 3 residues within 4Å: Chain B: N.76, S.77 Chain C: W.89 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:S.77, B:S.77 Water bridges: B:K.75

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kreinbring, C.A. et al., Effect of Temperature and pH on Ionizable Residues in gamma-Chymotrypsin: a X-ray and Neutron Crystallography Study. To be published

Release Date

2021-09-01

Peptides

gamma-chymotrypsin: A
gamma-chymotrypsin: B
gamma-chymotrypsin: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

gamma-chymotrypsin

gamma-chymotrypsin

gamma-chymotrypsin

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