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8syf

Homology model of Acto-HMM complex in ADP-state. Chicken smooth muscle HMM and chicken pectoralis actin

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

Myosin, heavy chain 11, smooth muscle

Gallus gallus

UniProt A0A8V0ZE13

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Actin, alpha skeletal muscle × 2 （P68139） Myosin light polypeptide 6 × 2 （P02607） Myosin regulatory light chain 2, smooth muscle major isoform × 2 （P02612） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
8syf

1 assemblies

View Construct and Data Evidence
UniProt name A0A8V0ZE13_CHICK
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–843； UniProt 2–844 Author chain B； PDBConstruct 1–843； UniProt 2–844

Actin, alpha skeletal muscle

OrganismNot specified

UniProt P68139

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Myosin, heavy chain 11, smooth muscle × 2 （A0A8V0ZE13） Myosin light polypeptide 6 × 2 （P02607） Myosin regulatory light chain 2, smooth muscle major isoform × 2 （P02612） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer
6djm 6djn 6djo 7k20 7k21

5 assemblies

Other homooligomers
7bt7 7r8v 8d13 8d14 8d15 8d16 8d17 8d18

8 assemblies

Heteromeric or nucleic-acid complex
1mdu 1mdu 5yu8 6d8c 6m5g 6upv 6upw 6x5z 7bte 7bti 7kch 7r91

54 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name ACTS_CHICK
Isoform —
PDB entities 2
Chains and sequence ranges Author chain C； PDBConstruct 1–375； UniProt 3–377 Author chain D； PDBConstruct 1–375； UniProt 3–377

Myosin light polypeptide 6

Gallus gallus

UniProt P02607

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Myosin, heavy chain 11, smooth muscle × 2 （A0A8V0ZE13） Actin, alpha skeletal muscle × 2 （P68139） Myosin regulatory light chain 2, smooth muscle major isoform × 2 （P02612） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1br1 1br1 1br1 1br1 1br4 1br4 1br4 1br4 3dtp 3dtp 3dtp 3j04

16 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name MYL6_CHICK
Isoform —
PDB entities 3
Chains and sequence ranges Author chain E； PDBConstruct 1–148； UniProt 4–151 Author chain H； PDBConstruct 1–148； UniProt 4–151

Myosin regulatory light chain 2, smooth muscle major isoform

Gallus gallus

UniProt P02612

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 Myosin, heavy chain 11, smooth muscle × 2 （A0A8V0ZE13） Actin, alpha skeletal muscle × 2 （P68139） Myosin light polypeptide 6 × 2 （P02607） Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
3j04 7mf3 8syf

3 assemblies

View Construct and Data Evidence
UniProt name MLRM_CHICK
Isoform —
PDB entities 4
Chains and sequence ranges Author chain F； PDBConstruct 1–143； UniProt 26–168 Author chain G； PDBConstruct 1–143； UniProt 26–168

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_id8syf
Deposition date deposition_date2023-05-25
Structure title titleHomology model of Acto-HMM complex in ADP-state. Chicken smooth muscle HMM and chicken pectoralis actin
Keywords keywordsActin, Myosin, Smooth muscle, Cryo-EM, Cryo-ET, Heavy meromyosin, MOTOR PROTEIN; MOTOR PROTEIN
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.

8syf__assembly_1__model_1

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

Download this curve (.dat)

8syf__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.

8syf__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）61.46 Å
Rg (electron density)61.73 Å
Total Rg61.77 Å
Atom count23456
Residues2932
Excluded volume417860 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8syf__assembly_1__model_1 octameric （8） 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 (4)

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7. Citations (1)