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8W4C

The sigma-1 receptor from Xenopus laevis in complex with progesterone by soaking

Functional Information from GO Data
ChainGOidnamespacecontents
A0005635cellular_componentnuclear envelope
A0005637cellular_componentnuclear inner membrane
A0005640cellular_componentnuclear outer membrane
A0005783cellular_componentendoplasmic reticulum
A0005789cellular_componentendoplasmic reticulum membrane
A0006869biological_processlipid transport
A0016020cellular_componentmembrane
A0031410cellular_componentcytoplasmic vesicle
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsTopological domain: {"description":"Lumenal","evidences":[{"source":"UniProtKB","id":"Q99720","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsTransmembrane: {"description":"Helical","evidences":[{"source":"UniProtKB","id":"Q99720","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues7
DetailsRegion: {"description":"Important for ligand-binding","evidences":[{"source":"UniProtKB","id":"Q60492","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsSite: {"description":"Important for ligand binding","evidences":[{"source":"UniProtKB","id":"Q99720","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

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PDB entries from 2025-11-19

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