SMTL ID : 2p8o.3 (2 other biounits)

Crystal Structure of a Benzohydroxamic Acid/Vanadate complex bound to chymotrypsin A

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

hetero-2-2-2-mer

Ligands

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

SO4.1: 6 residues within 4Å: Chain B: V.3 Chain C: K.75, N.76, S.77 Chain D: W.89 Chain E: K.21 7 PLIP interactions: 1 interactions with chain B, 3 interactions with chain C, 3 interactions with chain E Water bridges: B:Q.7, C:K.78, E:K.21, E:K.21 Hydrogen bonds: C:S.77, C:S.77 Salt bridges: E:K.21 SO4.3: 6 residues within 4Å: Chain A: V.3 Chain C: K.21 Chain E: K.75, N.76, S.77 Chain F: W.89 7 PLIP interactions: 3 interactions with chain E, 3 interactions with chain C, 1 interactions with chain A Hydrogen bonds: E:S.77, E:S.77 Water bridges: E:K.78, C:K.21, C:K.21, A:Q.7 Salt bridges: C:K.21

2 x BVA: TRIHYDROXY[(N-HYDROXYBENZAMIDATO)OXO]VANADATE(Non-covalent)

BVA.2: 13 residues within 4Å: Chain C: H.42 Chain D: S.42, C.43, M.44, G.45, D.46, S.47, V.65, S.66, W.67, G.68, S.69, G.78 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:V.65 Hydrogen bonds: D:C.43, D:G.45, D:D.46, D:S.47 Water bridges: D:G.68 BVA.4: 13 residues within 4Å: Chain E: H.42 Chain F: S.42, C.43, M.44, G.45, D.46, S.47, V.65, S.66, W.67, G.68, S.69, G.78 6 PLIP interactions: 6 interactions with chain F Hydrophobic interactions: F:V.65 Hydrogen bonds: F:C.43, F:G.45, F:D.46, F:S.47 Water bridges: F:G.68

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Moulin, A. et al., Inhibition of chymotrypsin by a complex of ortho-vanadate and benzohydroxamic Acid: structure of the inert complex and its mechanistic interpretation. Biochemistry (2007)

Release Date

2007-05-08

Peptides

Chymotrypsin A chain A: AB
Chymotrypsin A chain B: CE
Chymotrypsin A chain C: DF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
B

E
B

D
C

F
C

Chymotrypsin A chain A

Chymotrypsin A chain B

Chymotrypsin A chain C

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