1k5k

Homonuclear 1H Nuclear Magnetic Resonance Assignment and Structural Characterization of HIV-1 Tat Mal Protein

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

TAT protein

OrganismNot specified

UniProt P04613

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TAT_HV1MA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–87; UniProt 1–87

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_id1k5k
Deposition date deposition_date2001-10-11
Structure title titleHomonuclear 1H Nuclear Magnetic Resonance Assignment and Structural Characterization of HIV-1 Tat Mal Protein
Keywords keywordsHIV-1, TAT, REGULATORY PROTEIN, AFRICAN VARIANT, NMR., TRANSCRIPTION; TRANSCRIPTION
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.

1k5k__assembly_1__model_1

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

Download this curve (.dat)

1k5k__assembly_1__model_1 | I(q)

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

1k5k__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)13.44 Å
Rg (electron density)12.37 Å
Total Rg13.86 Å
Atom count1379
Residues87
Excluded volume12133 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1k5k__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1k5k__assembly_1__model_2 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1k5k__assembly_1__model_3 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1k5k__assembly_1__model_4 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1k5k__assembly_1__model_5 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1k5k__assembly_1__model_6 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1k5k__assembly_1__model_7 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1k5k__assembly_1__model_8 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1k5k__assembly_1__model_9 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1k5k__assembly_1__model_10 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 (1)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1k5ka_
Class classj — Peptides
Fold Fold foldj.40 — Transactivation protein TAT
Superfamily Superfamily superfamilyj.40.1 — Transactivation protein TAT
Family Family familyj.40.1.1 — Transactivation protein TAT

CATH v4.4 (1 domains)

Domain ID domain_id1k5kA00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology20 — HIV-1 Transactivator Protein
Homologous superfamily homologous superfamily10 — Tat domain
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7. Citations (1)