SMTL ID : 5r44.1

Crystal Structure of gamma-Chymotrypsin at pH 7.5, 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 9 PLIP interactions: 9 interactions with chain C Hydrophobic interactions: C:V.65 Hydrogen bonds: C:K.27, C:K.27, 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 14 PLIP interactions: 2 interactions with chain B, 12 interactions with chain C Hydrophobic interactions: B:I.84, C:W.24 Salt bridges: B:H.42 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, C:C.72 Water bridges: C:S.69, C:S.69

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

IOD.3: 2 residues within 4Å: Chain B: T.46, T.47 Ligand excluded by PLIP

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

Chymotrypsinogen A: A
Chymotrypsinogen A: B
Chymotrypsinogen A: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Chymotrypsinogen A

Chymotrypsinogen A

Chymotrypsinogen A

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