SMTL ID : 3bx1.3 (2 other biounits)

Complex between the Barley alpha-Amylase/Subtilisin Inhibitor and the subtilisin Savinase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

hetero-4-4-mer

Ligands

8 x CA: CALCIUM ION(Non-covalent)

CA.1: 6 residues within 4Å: Chain A: Q.2, D.40, L.73, N.75, I.77, V.79 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.40, A:D.40, A:L.73, A:I.77, A:V.79 CA.16: 6 residues within 4Å: Chain B: Q.2, D.40, L.73, N.75, I.77, V.79 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.40, B:D.40, B:L.73, B:I.77, B:V.79 CA.25: 1 residues within 4Å: Chain C: V.153 5 PLIP interactions: 1 interactions with chain C, 4 Ligand-Water interactions Metal complexes: C:V.153, H2O.15, H2O.16, H2O.16, H2O.17 CA.29: 3 residues within 4Å: Chain D: V.153, R.155, P.169 5 PLIP interactions: 1 interactions with chain D, 4 Ligand-Water interactions Metal complexes: D:V.153, H2O.19, H2O.22, H2O.22, H2O.22 CA.35: 6 residues within 4Å: Chain E: Q.2, D.40, L.73, N.75, I.77, V.79 5 PLIP interactions: 5 interactions with chain E Metal complexes: E:D.40, E:D.40, E:L.73, E:I.77, E:V.79 CA.50: 6 residues within 4Å: Chain F: Q.2, D.40, L.73, N.75, I.77, V.79 5 PLIP interactions: 5 interactions with chain F Metal complexes: F:D.40, F:D.40, F:L.73, F:I.77, F:V.79 CA.59: 1 residues within 4Å: Chain G: V.153 5 PLIP interactions: 1 interactions with chain G, 4 Ligand-Water interactions Metal complexes: G:V.153, H2O.37, H2O.39, H2O.39, H2O.39 CA.63: 3 residues within 4Å: Chain H: V.153, R.155, P.169 5 PLIP interactions: 1 interactions with chain H, 4 Ligand-Water interactions Metal complexes: H:V.153, H2O.41, H2O.44, H2O.44, H2O.44

48 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 3 residues within 4Å: Chain A: G.45, G.46, W.111 Ligand excluded by PLIP CL.3: 4 residues within 4Å: Chain A: E.53, P.54, S.55, K.92 Ligand excluded by PLIP CL.4: 2 residues within 4Å: Chain A: A.47, S.48 Ligand excluded by PLIP CL.5: 2 residues within 4Å: Chain A: P.5, W.6 Ligand excluded by PLIP CL.6: 2 residues within 4Å: Chain A: I.77, G.78 Ligand excluded by PLIP CL.7: 1 residues within 4Å: Chain A: A.131 Ligand excluded by PLIP CL.8: 7 residues within 4Å: Chain A: Q.200, A.209, S.210 Chain C: Q.149, A.166, T.167, E.168 Ligand excluded by PLIP CL.9: 6 residues within 4Å: Chain A: S.158, I.159, R.164, G.187, A.188, G.189 Ligand excluded by PLIP CL.10: 4 residues within 4Å: Chain A: R.10, Q.176, N.177, N.178 Ligand excluded by PLIP CL.11: 1 residues within 4Å: Chain A: R.19 Ligand excluded by PLIP CL.12: 2 residues within 4Å: Chain A: G.205, S.206 Ligand excluded by PLIP CL.17: 2 residues within 4Å: Chain B: P.5, W.6 Ligand excluded by PLIP CL.18: 4 residues within 4Å: Chain B: R.10, Q.176, N.177, N.178 Ligand excluded by PLIP CL.19: 3 residues within 4Å: Chain B: R.10, N.178, L.261 Ligand excluded by PLIP CL.20: 3 residues within 4Å: Chain B: Q.12, P.14, A.15 Ligand excluded by PLIP CL.21: 7 residues within 4Å: Chain B: Q.200, A.209, S.210 Chain D: Q.149, A.166, T.167, E.168 Ligand excluded by PLIP CL.22: 5 residues within 4Å: Chain B: N.153, G.213, T.214, S.215 Chain C: T.89 Ligand excluded by PLIP CL.26: 3 residues within 4Å: Chain C: R.106 Chain D: R.41, H.42 Ligand excluded by PLIP CL.27: 1 residues within 4Å: Chain C: N.52 Ligand excluded by PLIP CL.28: 5 residues within 4Å: Chain C: H.39, R.41, C.43, P.44, F.46 Ligand excluded by PLIP CL.30: 4 residues within 4Å: Chain D: H.29, Y.170, H.171, V.172 Ligand excluded by PLIP CL.31: 4 residues within 4Å: Chain A: S.154 Chain D: S.93, P.113 Chain H: K.72 Ligand excluded by PLIP CL.32: 3 residues within 4Å: Chain C: R.41, H.42 Chain D: R.106 Ligand excluded by PLIP CL.33: 3 residues within 4Å: Chain D: N.19, R.61, R.85 Ligand excluded by PLIP CL.36: 3 residues within 4Å: Chain E: G.45, G.46, W.111 Ligand excluded by PLIP CL.37: 4 residues within 4Å: Chain E: E.53, P.54, S.55, K.92 Ligand excluded by PLIP CL.38: 2 residues within 4Å: Chain E: A.47, S.48 Ligand excluded by PLIP CL.39: 2 residues within 4Å: Chain E: P.5, W.6 Ligand excluded by PLIP CL.40: 2 residues within 4Å: Chain E: I.77, G.78 Ligand excluded by PLIP CL.41: 1 residues within 4Å: Chain E: A.131 Ligand excluded by PLIP CL.42: 7 residues within 4Å: Chain E: Q.200, A.209, S.210 Chain G: Q.149, A.166, T.167, E.168 Ligand excluded by PLIP CL.43: 6 residues within 4Å: Chain E: S.158, I.159, R.164, G.187, A.188, G.189 Ligand excluded by PLIP CL.44: 4 residues within 4Å: Chain E: R.10, Q.176, N.177, N.178 Ligand excluded by PLIP CL.45: 1 residues within 4Å: Chain E: R.19 Ligand excluded by PLIP CL.46: 2 residues within 4Å: Chain E: G.205, S.206 Ligand excluded by PLIP CL.51: 2 residues within 4Å: Chain F: P.5, W.6 Ligand excluded by PLIP CL.52: 4 residues within 4Å: Chain F: R.10, Q.176, N.177, N.178 Ligand excluded by PLIP CL.53: 3 residues within 4Å: Chain F: R.10, N.178, L.261 Ligand excluded by PLIP CL.54: 3 residues within 4Å: Chain F: Q.12, P.14, A.15 Ligand excluded by PLIP CL.55: 7 residues within 4Å: Chain F: Q.200, A.209, S.210 Chain H: Q.149, A.166, T.167, E.168 Ligand excluded by PLIP CL.56: 5 residues within 4Å: Chain F: N.153, G.213, T.214, S.215 Chain G: T.89 Ligand excluded by PLIP CL.60: 3 residues within 4Å: Chain G: R.106 Chain H: R.41, H.42 Ligand excluded by PLIP CL.61: 1 residues within 4Å: Chain G: N.52 Ligand excluded by PLIP CL.62: 5 residues within 4Å: Chain G: H.39, R.41, C.43, P.44, F.46 Ligand excluded by PLIP CL.64: 4 residues within 4Å: Chain H: H.29, Y.170, H.171, V.172 Ligand excluded by PLIP CL.65: 4 residues within 4Å: Chain D: K.72 Chain E: S.154 Chain H: S.93, P.113 Ligand excluded by PLIP CL.66: 3 residues within 4Å: Chain G: R.41, H.42 Chain H: R.106 Ligand excluded by PLIP CL.67: 3 residues within 4Å: Chain H: N.19, R.61, R.85 Ligand excluded by PLIP

12 x NA: SODIUM ION(Non-functional Binders)

NA.13: 2 residues within 4Å: Chain A: A.188, L.190 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:A.188 NA.14: 3 residues within 4Å: Chain A: N.198, S.210 Chain C: Q.149 4 PLIP interactions: 1 interactions with chain C, 3 interactions with chain A Hydrogen bonds: C:Q.149, A:N.198, A:N.198, A:S.210 NA.15: 6 residues within 4Å: Chain A: A.163, R.164, Y.165, A.166, A.168, G.189 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.164 NA.23: 3 residues within 4Å: Chain B: N.198, S.210 Chain D: Q.149 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain D Hydrogen bonds: B:N.198, B:S.210, D:Q.149, D:Q.149 NA.24: 5 residues within 4Å: Chain B: A.163, R.164, Y.165, A.168, D.191 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:D.191 NA.34: 3 residues within 4Å: Chain D: A.134, V.136, H.137 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:V.136, D:H.137 NA.47: 2 residues within 4Å: Chain E: A.188, L.190 1 PLIP interactions: 1 interactions with chain E Hydrogen bonds: E:L.190 NA.48: 3 residues within 4Å: Chain E: N.198, S.210 Chain G: Q.149 4 PLIP interactions: 3 interactions with chain E, 1 interactions with chain G Hydrogen bonds: E:N.198, E:N.198, E:S.210, G:Q.149 NA.49: 6 residues within 4Å: Chain E: A.163, R.164, Y.165, A.166, A.168, G.189 1 PLIP interactions: 1 interactions with chain E Hydrogen bonds: E:R.164 NA.57: 3 residues within 4Å: Chain F: N.198, S.210 Chain H: Q.149 4 PLIP interactions: 1 interactions with chain H, 3 interactions with chain F Hydrogen bonds: H:Q.149, F:N.198, F:S.210, F:S.210 NA.58: 5 residues within 4Å: Chain F: A.163, R.164, Y.165, A.168, D.191 1 PLIP interactions: 1 interactions with chain F Hydrogen bonds: F:Y.165 NA.68: 3 residues within 4Å: Chain H: A.134, V.136, H.137 1 PLIP interactions: 1 interactions with chain H Hydrogen bonds: H:H.137

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Micheelsen, P.O. et al., Structural and Mutational Analyses of the Interaction between the Barley alpha-Amylase/Subtilisin Inhibitor and the Subtilisin Savinase Reveal a Novel Mode of Inhibition. J.Mol.Biol. (2008)

Release Date

2008-07-08

Peptides

Subtilisin Savinase: ABEF
Alpha-amylase/subtilisin inhibitor: CDGH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

E
A

F
B

C
D

D
C

G
D

H
C

Subtilisin Savinase

Alpha-amylase/subtilisin inhibitor

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