SMTL ID : 9ik8.1

Cryo-EM Structure of SSTR1-Gi SST analogs complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-1-mer

Ligands

1 x DTR- LYS- TY5- PHA- 01- 004: DTR-LYS-TY5-PHA-A1D5E-004(Non-covalent)

DTR-LYS-TY5-PHA-01-004.1: 30 residues within 4Å: Chain A: S.110, V.111, F.113, L.114, S.117, T.118, V.133, L.134, D.137, A.138, M.141, F.142, C.208, N.209, L.220, V.221, F.223, V.224, T.227, F.287, Y.288, Q.291, N.294, V.295, Q.299, D.300, A.302, S.305, V.309, Y.313 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:L.114, A:L.114, A:T.118, A:V.133, A:L.134, A:L.220, A:V.224, A:V.295, A:A.302 Hydrogen bonds: A:N.209, A:Q.291, A:Q.291 pi-Stacking: A:F.223

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zeng, Z. et al., Structural insights into the binding modes of lanreotide and pasireotide with somatostatin receptor 1. Acta Pharm Sin B (2025)

Release Date

2025-04-30

Peptides

Somatostatin receptor type 1: A
scFv16: B
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: C
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: D
Guanine nucleotide-binding protein G(i) subunit alpha-1: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
E

C
B

D
C

E
A

Membrane

We predict this structure to be a membrane protein.
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Somatostatin receptor type 1

scFv16

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Guanine nucleotide-binding protein G(i) subunit alpha-1

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