2k0g

Solution Structure of a Bacterial Cyclic Nucleotide-Activated K+ Channel Binding Domain in Complex with cAMP

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

Mll3241 protein

Rhizobium loti

UniProt Q98GN8

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q98GN8_RHILO
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–142; UniProt 216–355

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_id2k0g
Deposition date deposition_date2008-02-02
Structure title titleSolution Structure of a Bacterial Cyclic Nucleotide-Activated K+ Channel Binding Domain in Complex with cAMP
Keywords keywords;Membrane Protein, Ion Channel, helical bundle beta barrel core, Phosphate Binding Cassette with cAMP bound, Cyclic Nucleotide Binding Domain, Solution Structure ;; MEMBRANE PROTEIN
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.

2k0g__assembly_1__model_13

Assembly 1 · Model 13 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2k0g__assembly_1__model_13 | I(q)

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

2k0g__assembly_1__model_13 | 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)16.27 Å
Rg (electron density)14.97 Å
Total Rg16.10 Å
Atom count2170
Residues142
Excluded volume19091 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2k0g__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2k0g__assembly_1__model_2 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 2k0g__assembly_1__model_3 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 2k0g__assembly_1__model_4 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 2k0g__assembly_1__model_5 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 2k0g__assembly_1__model_6 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 2k0g__assembly_1__model_7 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 2k0g__assembly_1__model_8 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 2k0g__assembly_1__model_9 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 2k0g__assembly_1__model_10 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 2k0g__assembly_1__model_11 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 2k0g__assembly_1__model_12 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 2k0g__assembly_1__model_13 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 2k0g__assembly_1__model_14 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 2k0g__assembly_1__model_15 monomeric (1) 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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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2k0ga1
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.3 — cAMP-binding domain-like
Family Family familyb.82.3.2 — cAMP-binding domain
Domain ID domain_idd2k0ga2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id2k0gA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily10 — Jelly Rolls
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7. Citations (1)