9KO7 | pdb_00009ko7

Crystal structure of chicken ACE2

PDB DOI: https://doi.org/10.2210/pdb9KO7/pdb

Classification: MEMBRANE PROTEIN
Organism(s): Gallus gallus
Expression System: Trichoplusia ni
Mutation(s): No

Deposited: 2024-11-20 Released: 2025-11-26
Deposition Author(s): Lan, J., Wang, C.H.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.27 Å
R-Value Free:
0.296 (Depositor), 0.302 (DCC)
R-Value Work:
0.239 (Depositor), 0.252 (DCC)
R-Value Observed:
0.242 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Crystal structure of chicken ACE2

Lan, J., Wang, C.H.

To be published.

Macromolecule Content

Total Structure Weight: 214.49 kDa
Atom Count: 15,044
Modeled Residue Count: 1,788
Deposited Residue Count: 1,791
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Angiotensin-converting enzyme	A [auth B], B [auth C], C [auth A]	597	Gallus gallus	Mutation(s): 0 Gene Names: ACE2 EC: 3.4
UniProt
Find proteins for A0A5J6CU64 (Gallus gallus) Explore A0A5J6CU64 Go to UniProtKB: A0A5J6CU64
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A5J6CU64
Glycosylation
Glycosylation Sites: 5	Glycosylation Focus chain A [auth B] Focus chain B [auth C] Focus chain C [auth A]
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	D, L	4		N-Glycosylation	Interactions Focus chain D Focus chain L Interactions & Density Focus chain D Focus chain L
Glycosylation Resources
GlyTouCan: G22573RC GlyCosmos: G22573RC GlyGen: G22573RC

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	E, H, J, K	3		N-Glycosylation	Interactions Focus chain E Focus chain H Focus chain J Focus chain K Interactions & Density Focus chain E Focus chain H Focus chain J Focus chain K
Glycosylation Resources
GlyTouCan: G21290RB GlyCosmos: G21290RB GlyGen: G21290RB

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	F, G, I	2		N-Glycosylation	Interactions Focus chain F Focus chain G Focus chain I Interactions & Density Focus chain F Focus chain G Focus chain I
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAG Query on NAG Download:Ideal Coordinates CCD File SDF format, chain U [auth A] SDF format, chain T [auth A] SDF format, chain Q [auth C] SDF format, chain N [auth B] SDF format, chain M [auth B] MOL2 format, chain U [auth A] MOL2 format, chain T [auth A] MOL2 format, chain Q [auth C] MOL2 format, chain N [auth B] MOL2 format, chain M [auth B] mmCIF format, chain U [auth A] mmCIF format, chain T [auth A] mmCIF format, chain Q [auth C] mmCIF format, chain N [auth B] mmCIF format, chain M [auth B]	M [auth B], N [auth B], Q [auth C], T [auth A], U [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain M [auth B] Focus chain N [auth B] Focus chain Q [auth C] Focus chain T [auth A] Focus chain U [auth A] Interactions & Density Focus chain M [auth B] Focus chain N [auth B] Focus chain Q [auth C] Focus chain T [auth A] Focus chain U [auth A]
EDO Query on EDO Download:Ideal Coordinates CCD File SDF format, chain S [auth C] SDF format, chain R [auth C] SDF format, chain P [auth B] SDF format, chain O [auth B] MOL2 format, chain S [auth C] MOL2 format, chain R [auth C] MOL2 format, chain P [auth B] MOL2 format, chain O [auth B] mmCIF format, chain S [auth C] mmCIF format, chain R [auth C] mmCIF format, chain P [auth B] mmCIF format, chain O [auth B]	O [auth B], P [auth B], R [auth C], S [auth C]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain O [auth B] Focus chain P [auth B] Focus chain R [auth C] Focus chain S [auth C] Interactions & Density Focus chain O [auth B] Focus chain P [auth B] Focus chain R [auth C] Focus chain S [auth C]