SMTL ID : 8xdd.1

Cryo-EM structure of human urea transporter A2.

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-trimer

Ligands

3 x 8HC: 8-hydroxyquinoline-2-carboxylic acid(Non-covalent)

8HC.1: 10 residues within 4Å: Chain A: T.275, S.279, L.284, C.285, G.322, A.323, A.326, P.335, P.336 Ligands: SZ4.2 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:T.275, A:A.326, A:P.336 Hydrogen bonds: A:S.279 8HC.3: 10 residues within 4Å: Chain B: T.275, S.279, L.284, C.285, G.322, A.323, A.326, P.335, P.336 Ligands: SZ4.4 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:T.275, B:A.326, B:P.336 Hydrogen bonds: B:S.279 8HC.5: 10 residues within 4Å: Chain C: T.275, S.279, L.284, C.285, G.322, A.323, A.326, P.335, P.336 Ligands: SZ4.6 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:T.275, C:A.326, C:P.336 Hydrogen bonds: C:S.279

3 x SZ4: 1-(3-methoxyphenyl)methanamine(Non-covalent)

SZ4.2: 7 residues within 4Å: Chain A: F.135, L.202, Q.231, F.282, L.284, P.335 Ligands: 8HC.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.282, A:L.284 Hydrogen bonds: A:Q.231 pi-Stacking: A:F.135 SZ4.4: 7 residues within 4Å: Chain B: F.135, L.202, Q.231, F.282, L.284, P.335 Ligands: 8HC.3 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:F.282, B:L.284 Hydrogen bonds: B:Q.231 pi-Stacking: B:F.135 SZ4.6: 7 residues within 4Å: Chain C: F.135, L.202, Q.231, F.282, L.284, P.335 Ligands: 8HC.5 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:F.282, C:L.284 Hydrogen bonds: C:Q.231 pi-Stacking: C:F.135

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, S.M. et al., Structural insights into the mechanisms of urea permeation and distinct inhibition modes of urea transporters. Nat Commun (2024)

Release Date

2024-12-04

Peptides

Urea transporter 2: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Membrane

We predict this structure to be a membrane protein.
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Urea transporter 2

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