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1cdw

HUMAN TBP CORE DOMAIN COMPLEXED WITH DNA

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

PROTEIN (TATA BINDING PROTEIN (TBP))

Homo sapiens

UniProt P20226

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Monomer Protein 1 DNA 2 ;DNA (5'-D(*CP*TP*GP*CP*TP*AP*TP*AP*AP*AP*AP*GP*GP*CP*TP*G)-3') ; × 1 ;DNA (5'-D(*CP*AP*GP*CP*CP*TP*TP*TP*TP*AP*TP*AP*GP*CP*AP*G)-3') ; × 1 water × 3 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1c9b 1c9b 1c9b 1c9b 1c9b 1cdw 1jfi 1nvp 1tgh 4roc 4rod 4roe

82 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name TBP_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain A； PDBConstruct 1–179； UniProt 159–337

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_id1cdw
Deposition date deposition_date1996-04-11
Structure title titleHUMAN TBP CORE DOMAIN COMPLEXED WITH DNA
Keywords keywordsTRANSCRIPTION INITIATION, DNA BINDING, COMPLEX (TRANSCRIPTION FACTOR-DNA), TRANSCRIPTION-DNA COMPLEX; TRANSCRIPTION/DNA
Experimental Method methodX-RAY DIFFRACTION
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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.

1cdw__assembly_1__model_1

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

Download this curve (.dat)

1cdw__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1cdw__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）19.89 Å
Rg (electron density)19.69 Å
Total Rg20.38 Å
Atom count2071
Residues211
Excluded volume35450 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1cdw__assembly_1__model_1 trimeric （3） 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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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1cdwa1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.129 — TBP-like
Superfamily Superfamily superfamilyd.129.1 — TATA-box binding protein-like
Family Family familyd.129.1.1 — TATA-box binding protein (TBP), C-terminal domain
Domain ID domain_idd1cdwa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.129 — TBP-like
Superfamily Superfamily superfamilyd.129.1 — TATA-box binding protein-like
Family Family familyd.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

CATH v4.4 (2 domains)

Domain ID domain_id1cdwA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology310 — TATA-Binding Protein
Homologous superfamily homologous superfamily10 — TATA-Binding Protein
Domain ID domain_id1cdwA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology310 — TATA-Binding Protein
Homologous superfamily homologous superfamily10 — TATA-Binding Protein
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7. Citations (1)