SMTL ID : 4q2k.2 (1 other biounit)

Bovine alpha chymotrypsin bound to a cyclic peptide inhibitor, 5b

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x 5BF: (11S)-4,9-dioxo-N-[(2S)-1-oxo-3-phenylpropan-2-yl]-17,22-dioxa-10,30-diazatetracyclo[21.2.2.2~13,16~.1~5,8~]triaconta-1(25),5,7,13,15,23,26,28-octaene-11-carboxamide(Covalent)

5BF.1: 22 residues within 4Å: Chain A: H.57, I.99, D.102, W.172, K.175, S.190, C.191, M.192, G.193, D.194, S.195, S.214, W.215, G.216, S.217, S.218, C.220 Chain B: N.18, A.185, G.187, T.222, S.223 18 PLIP interactions: 14 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:H.57, A:K.175, A:W.215, A:W.215, A:W.215 Hydrogen bonds: A:G.193, A:D.194, A:S.195, A:S.214, A:G.216, A:G.216, A:S.218, B:T.222 Water bridges: A:S.214, B:S.223, B:S.223, B:S.223 pi-Cation interactions: A:K.175 5BF.2: 17 residues within 4Å: Chain B: H.57, N.100, D.102, W.172, K.175, S.190, C.191, M.192, G.193, D.194, S.195, V.213, S.214, W.215, G.216, S.217, S.218 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:H.57, B:K.175, B:W.215 Hydrogen bonds: B:N.100, B:G.193, B:D.194, B:S.195, B:S.214, B:G.216, B:G.216, B:S.218 pi-Stacking: B:H.57 pi-Cation interactions: B:K.175

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chua, K.C. et al., Macrocyclic protease inhibitors with reduced peptide character. Angew.Chem.Int.Ed.Engl. (2014)

Release Date

2014-07-23

Peptides

Chymotrypsinogen A: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

Chymotrypsinogen A

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