SMTL ID : 7etw.1

Cryo-EM structure of Scap/Insig complex in the present of digitonin.

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 2 residues within 4Å: Chain B: N.641 Ligands: AJP.2 No protein-ligand interaction detected (PLIP)

4 x AJP: Digitonin(Non-covalent)

AJP.2: 13 residues within 4Å: Chain A: A.43, L.46, Q.50, C.77, F.115, A.123, Y.178, Q.179, Y.187, L.192, F.196 Ligands: NAG-NAG.1, AJP.3 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.46, A:L.192 Hydrogen bonds: A:A.123, A:A.123 AJP.3: 14 residues within 4Å: Chain A: N.47, Q.52, S.69, V.73, C.76, C.77, A.80, V.168, T.169, V.177, Y.178, Q.179, F.196 Ligands: AJP.2 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:V.73, A:V.168, A:T.169 Hydrogen bonds: A:N.47, A:S.68, A:S.68, A:S.69, A:S.69, A:S.69, A:T.169, A:Y.178, A:Q.179 AJP.4: 10 residues within 4Å: Chain A: G.117, H.120, A.121, K.124, D.126, L.140 Chain B: E.347, Y.351, I.414, F.417 9 PLIP interactions: 6 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:L.140, B:Y.351, B:Y.351, B:I.414 Hydrogen bonds: A:H.120, A:K.124, A:K.124 Salt bridges: A:K.124, A:K.124 AJP.5: 6 residues within 4Å: Chain A: N.130, L.137, A.138, L.186, R.189, F.197 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.197 Hydrogen bonds: A:N.129, A:N.130, A:N.130

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yan, R. et al., Structural basis for sterol sensing by Scap and Insig. Cell Rep (2021)

Release Date

2021-06-23

Peptides

Insulin-induced gene 2 protein: A
Sterol regulatory element-binding protein cleavage-activating protein: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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Insulin-induced gene 2 protein

Sterol regulatory element-binding protein cleavage-activating protein

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