9K4I | pdb_00009k4i

Cryo-EM structure of the human TRPC1/C5 heteromer

PDB DOI: https://doi.org/10.2210/pdb9K4I/pdb
EM Map EMD-62060: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Escherichia coli K-12, Mus musculus, Homo sapiens, Human betaherpesvirus 5
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2024-10-21 Released: 2025-10-22
Deposition Author(s): Chen, Y.X., Cheng, X.Y., Zhang, J.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.84 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

Cryo-EM structure of the human TRPC1/C5 heteromer

Chen, Y.X., Cheng, X.Y.

To be published.

Macromolecule Content

Total Structure Weight: 583.71 kDa
Atom Count: 22,192
Modeled Residue Count: 2,709
Deposited Residue Count: 5,113
Unique protein chains: 2

Macromolecules

Find similar proteins by:

| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Maltose/maltodextrin-binding periplasmic protein,Short transient receptor potential channel 5	A, C, D	1,203	Escherichia coli K-12, Mus musculus This entity is chimeric	Mutation(s): 0 Gene Names: malE, b4034, JW3994, Trpc5, Trp5, Trrp5
UniProt
Find proteins for Q9QX29 (Mus musculus) Explore Q9QX29 Go to UniProtKB: Q9QX29
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q9QX29
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

| 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Maltose/maltodextrin-binding periplasmic protein,Short transient receptor potential channel 1,Extended tegument protein pp150	B	1,504	Escherichia coli K-12, Homo sapiens, Human betaherpesvirus 5 This entity is chimeric	Mutation(s): 0 Gene Names: malE, b4034, JW3994, TRPC1, TRP1, UL32
UniProt & NIH Common Fund Data Resources
Find proteins for A0A076JQ90 (Human cytomegalovirus) Explore A0A076JQ90 Go to UniProtKB: A0A076JQ90
Find proteins for P48995 (Homo sapiens) Explore P48995 Go to UniProtKB: P48995
PHAROS: P48995 GTEx: ENSG00000144935
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	A0A076JQ90 P48995
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
YZY (Subject of Investigation/LOI) Query on YZY Download:Ideal Coordinates CCD File SDF format, chain L [auth C] SDF format, chain K [auth C] SDF format, chain H [auth B] SDF format, chain G [auth A] MOL2 format, chain L [auth C] MOL2 format, chain K [auth C] MOL2 format, chain H [auth B] MOL2 format, chain G [auth A] mmCIF format, chain L [auth C] mmCIF format, chain K [auth C] mmCIF format, chain H [auth B] mmCIF format, chain G [auth A]	G [auth A], H [auth B], K [auth C], L [auth C]	(2S)-2-(hexadecanoyloxy)-3-hydroxypropyl (9Z)-octadec-9-enoate C₃₇ H₇₀ O₅ DOZKMFVMCATMEH-OZKTZCCCSA-N		Interactions Focus chain G [auth A] Focus chain H [auth B] Focus chain K [auth C] Focus chain L [auth C] Interactions & Density Focus chain G [auth A] Focus chain H [auth B] Focus chain K [auth C] Focus chain L [auth C]
Y01 (Subject of Investigation/LOI) Query on Y01 Download:Ideal Coordinates CCD File SDF format, chain N [auth D] SDF format, chain J [auth C] SDF format, chain F [auth A] MOL2 format, chain N [auth D] MOL2 format, chain J [auth C] MOL2 format, chain F [auth A] mmCIF format, chain N [auth D] mmCIF format, chain J [auth C] mmCIF format, chain F [auth A]	F [auth A], J [auth C], N [auth D]	CHOLESTEROL HEMISUCCINATE C₃₁ H₅₀ O₄ WLNARFZDISHUGS-MIXBDBMTSA-N		Interactions Focus chain F [auth A] Focus chain J [auth C] Focus chain N [auth D] Interactions & Density Focus chain F [auth A] Focus chain J [auth C] Focus chain N [auth D]
CA (Subject of Investigation/LOI) Query on CA Download:Ideal Coordinates CCD File SDF format, chain M [auth D] SDF format, chain I [auth C] SDF format, chain E [auth A] MOL2 format, chain M [auth D] MOL2 format, chain I [auth C] MOL2 format, chain E [auth A] mmCIF format, chain M [auth D] mmCIF format, chain I [auth C] mmCIF format, chain E [auth A]	E [auth A], I [auth C], M [auth D]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain I [auth C] Focus chain M [auth D] Interactions & Density Focus chain E [auth A] Focus chain I [auth C] Focus chain M [auth D]