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5j8h

Structure of calmodulin in a complex with a peptide derived from a calmodulin-dependent kinase

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Calmodulin

Homo sapiens

UniProt P62158

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 Eukaryotic elongation factor 2 kinase × 1 （O00418） CALCIUM ION × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1cll 1ctr 1j7o 1j7p 1sw8 1y6w 2hf5 2k0e 2k0j 2k61 2kuh 2lqp

22 assemblies; showing the first 12

Homodimer
3uct 3uct 3ucw 3ucw 3ucy 4bw7

6 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1cdl 1cdl 1cdl 1cdl 1iwq 1iwq 1l7z 1pk0 1pk0 1pk0 1pk0 1s26

149 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name CALM_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–148； UniProt 2–149

Eukaryotic elongation factor 2 kinase

Homo sapiens

UniProt O00418

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 Calmodulin × 1 （P62158） CALCIUM ION × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
5ks5 6nx4

2 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
5j8h 7shq 8fny 8fny 8fo6 8gm4 8gm5 9ocw 9pcq

9 assemblies

View Construct and Data Evidence
UniProt name EF2K_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–27； UniProt 74–100

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_id5j8h
Deposition date deposition_date2016-04-07
Structure title titleStructure of calmodulin in a complex with a peptide derived from a calmodulin-dependent kinase
Keywords keywordsCalmodulin eEF2K complex kinase, METAL BINDING PROTEIN-TRANSFERASE complex; METAL BINDING PROTEIN/TRANSFERASE
Experimental Method methodSOLUTION NMR
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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.

5j8h__assembly_1__model_14

Assembly 1 · Model 14 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5j8h__assembly_1__model_14 | I(q)

10-2 10-1 105 106 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

5j8h__assembly_1__model_14 | 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）17.93 Å
Rg (electron density)16.72 Å
Total Rg17.53 Å
Atom count2706
Residues175
Excluded volume24442 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5j8h__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 5j8h__assembly_1__model_2 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 5j8h__assembly_1__model_3 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 5j8h__assembly_1__model_4 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 5j8h__assembly_1__model_5 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 5j8h__assembly_1__model_6 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 5j8h__assembly_1__model_7 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 5j8h__assembly_1__model_8 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 5j8h__assembly_1__model_9 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 5j8h__assembly_1__model_10 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 5j8h__assembly_1__model_11 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 5j8h__assembly_1__model_12 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 5j8h__assembly_1__model_13 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 5j8h__assembly_1__model_14 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 5j8h__assembly_1__model_15 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 5j8h__assembly_1__model_16 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 5j8h__assembly_1__model_17 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 5j8h__assembly_1__model_18 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 5j8h__assembly_1__model_19 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 5j8h__assembly_1__model_20 dimeric （2） 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 (3)

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6. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd5j8ha_
Class classa — All alpha proteins
Fold Fold folda.39 — EF Hand-like
Superfamily Superfamily superfamilya.39.1 — EF-hand
Family Family familya.39.1.5 — Calmodulin-like
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7. Citations (1)