SMTL ID : 4jc6.2 (1 other biounit)

Mercury activation of the plant aquaporin SoPIP2;1 - structural and functional characterization

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

homo-tetramer

Ligands

7 x BOG: octyl beta-D-glucopyranoside(Non-covalent)

BOG.1: 6 residues within 4Å: Chain A: W.239, D.240, D.241, Q.242, W.243, W.246 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:W.246, A:W.246, A:W.246 Hydrogen bonds: A:D.240, A:W.243 BOG.2: 17 residues within 4Å: Chain A: W.79, F.86, Y.90, A.198, P.199, L.200, P.201, S.274 Chain B: L.200, S.274 Chain C: L.200, F.204 Chain D: W.79, L.200, P.201, F.204, L.272 6 PLIP interactions: 1 interactions with chain D, 3 interactions with chain A, 2 interactions with chain C Hydrophobic interactions: D:F.204, A:W.79, A:L.200, C:L.200, C:F.204 Hydrogen bonds: A:L.200 BOG.10: 8 residues within 4Å: Chain B: F.227, W.239, D.240, D.241, Q.242, W.243, W.246 Ligands: HG.15 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:F.227, B:W.246, B:W.246 Hydrogen bonds: B:D.240, B:Q.242, B:W.243 BOG.18: 4 residues within 4Å: Chain C: F.227, W.239, D.240 Ligands: BOG.19 5 PLIP interactions: 5 interactions with chain C Hydrophobic interactions: C:F.227, C:F.227, C:W.239, C:W.239, C:W.239 BOG.19: 9 residues within 4Å: Chain C: F.227, W.239, D.240, D.241, Q.242, W.243, W.246 Ligands: BOG.18, HG.22 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:F.227, C:Q.242, C:W.246, C:W.246 Hydrogen bonds: C:D.240, C:Q.242, C:W.243 BOG.25: 8 residues within 4Å: Chain D: F.227, W.239, D.240, D.241, Q.242, W.243, W.246 Ligands: BOG.26 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:F.227, D:Q.242, D:W.246, D:W.246 Hydrogen bonds: D:D.240, D:W.243 BOG.26: 4 residues within 4Å: Chain D: F.227, N.234, W.239 Ligands: BOG.25 3 PLIP interactions: 3 interactions with chain D Hydrophobic interactions: D:F.227, D:F.227, D:W.239

8 x CD: CADMIUM ION(Non-covalent)

CD.3: 2 residues within 4Å: Chain A: D.28, E.31 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.28, A:D.28, A:E.31, H2O.1, H2O.1 CD.4: 3 residues within 4Å: Chain A: K.113, T.183, A.267 6 PLIP interactions: 2 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:T.183, A:A.267, H2O.1, H2O.2, H2O.3, H2O.3 CD.11: 2 residues within 4Å: Chain B: D.28, E.31 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.28, B:D.28, B:E.31, H2O.4, H2O.4 CD.12: 2 residues within 4Å: Chain B: T.183, A.267 6 PLIP interactions: 2 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:T.183, B:A.267, H2O.4, H2O.4, H2O.5, H2O.7 CD.20: 2 residues within 4Å: Chain C: D.28, E.31 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:D.28, C:D.28, C:E.31, H2O.7, H2O.7 CD.21: 3 residues within 4Å: Chain C: K.113, T.183, A.267 5 PLIP interactions: 2 interactions with chain C, 3 Ligand-Water interactions Metal complexes: C:T.183, C:A.267, H2O.8, H2O.9, H2O.10 CD.27: 2 residues within 4Å: Chain D: D.28, E.31 5 PLIP interactions: 3 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:D.28, D:D.28, D:E.31, H2O.10, H2O.10 CD.28: 3 residues within 4Å: Chain D: K.113, T.183, A.267 6 PLIP interactions: 2 interactions with chain D, 4 Ligand-Water interactions Metal complexes: D:T.183, D:A.267, H2O.10, H2O.13, H2O.13, H2O.13

16 x HG: MERCURY (II) ION(Non-covalent)

HG.5: 4 residues within 4Å: Chain A: V.87, C.91 Chain D: Y.177, T.178 Ligand excluded by PLIP HG.6: 3 residues within 4Å: Chain A: M.123, C.127, W.246 Ligand excluded by PLIP HG.7: 3 residues within 4Å: Chain A: L.128, I.131, C.132 Ligand excluded by PLIP HG.8: 4 residues within 4Å: Chain A: Y.177, T.178 Chain C: V.87, C.91 Ligand excluded by PLIP HG.9: 2 residues within 4Å: Chain A: C.132, L.136 Ligand excluded by PLIP HG.13: 4 residues within 4Å: Chain B: V.87, C.91 Chain C: Y.177, T.178 Ligand excluded by PLIP HG.14: 2 residues within 4Å: Chain B: L.128, C.132 Ligand excluded by PLIP HG.15: 4 residues within 4Å: Chain B: M.123, C.127, W.246 Ligands: BOG.10 Ligand excluded by PLIP HG.16: 4 residues within 4Å: Chain B: Y.177, T.178 Chain D: V.87, C.91 Ligand excluded by PLIP HG.17: 1 residues within 4Å: Chain B: C.132 Ligand excluded by PLIP HG.22: 4 residues within 4Å: Chain C: M.123, C.127, W.246 Ligands: BOG.19 Ligand excluded by PLIP HG.23: 3 residues within 4Å: Chain C: L.128, I.131, C.132 Ligand excluded by PLIP HG.24: 1 residues within 4Å: Chain C: C.132 Ligand excluded by PLIP HG.29: 4 residues within 4Å: Chain D: M.123, I.124, C.127, W.246 Ligand excluded by PLIP HG.30: 2 residues within 4Å: Chain D: L.128, C.132 Ligand excluded by PLIP HG.31: 1 residues within 4Å: Chain D: C.132 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Frick, A. et al., Mercury increases water permeability of a plant aquaporin through a non-cysteine-related mechanism. Biochem.J. (2013)

Release Date

2013-09-11

Peptides

Aquaporin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
H

B
J

C
L

D
N

Membrane

We predict this structure to be a membrane protein.
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Aquaporin

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