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6ack

Trypsin-cleaved and low pH-treated SARS-CoV spike glycoprotein and ACE2 complex, ACE2-bound conformation 3

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Spike glycoprotein

Human SARS coronavirus

UniProt P59594

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Angiotensin-converting enzyme 2 × 1 （Q9BYF1） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1wyy 2rum 2run 2ruo 5xjk

5 assemblies

Homodimer
1zva 2ghv

2 assemblies

Homotetramer
1zv7

1 assemblies

Other homooligomers
1wnc 1wnc 1wnc 1wyy 1wyy 1zv8 1zv8 1zvb 2beq 2bez 2fxp 5wrg

22 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
2ajf 2ajf 2dd8 2dd8 2ghw 2ghw 3bgf 3bgf 3d0g 3d0h 3d0h 3d0h

69 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name SPIKE_CVHSA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–1196； UniProt 1–1196 Author chain B； PDBConstruct 1–1196； UniProt 1–1196 Author chain C； PDBConstruct 1–1196； UniProt 1–1196

Angiotensin-converting enzyme 2

Homo sapiens

UniProt Q9BYF1

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Spike glycoprotein × 3 （P59594） Consistent with protein count

Other States of the Same Protein in the Database

Monomer
7p55 8hrn 8hru 8jwh 9fmm 9fmm 9spa

7 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1r4l 28kd 28kd 2ajf 2ajf 3d0g 3d0h 3d0h 3d0h 3d0i 3d0i 3d0i

382 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name ACE2_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain D； PDBConstruct 1–597； UniProt 19–615

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id6ack
Deposition date deposition_date2018-07-26
Structure title titleTrypsin-cleaved and low pH-treated SARS-CoV spike glycoprotein and ACE2 complex, ACE2-bound conformation 3
Keywords keywordsSARS-CoV, spike, glycoprotein, Class I fusion protein, membrane fusion, VIRAL PROTEIN, VIRAL PROTEIN-HYDROLASE complex; VIRAL PROTEIN/HYDROLASE
Experimental Method methodELECTRON MICROSCOPY
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6ack__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6ack__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 109 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

6ack__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）62.22 Å
Rg (electron density)62.79 Å
Total Rg62.54 Å
Atom count29715
Residues3784
Excluded volume528640 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 6ack__assembly_1__model_1 tetrameric （4） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (2)

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7. Citations (1)