1c9b

CRYSTAL STRUCTURE OF A HUMAN TBP CORE DOMAIN-HUMAN TFIIB CORE DOMAIN COMPLEX BOUND TO AN EXTENDED, MODIFIED ADENOVIRAL MAJOR LATE PROMOTER (ADMLP)

Method: X-RAY DIFFRACTION

▼

1. Protein Identity and Related Structures Protein Identity & Related Structures

GENERAL TRANSCRIPTION FACTOR IIB

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 TATA BOX BINDING PROTEIN × 1 （P20226） water × 4	Consistent with all polymers
2	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 TATA BOX BINDING PROTEIN × 1 （P20226） water × 4	Consistent with all polymers
3	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 TATA BOX BINDING PROTEIN × 1 （P20226） water × 4	Consistent with all polymers
4	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 TATA BOX BINDING PROTEIN × 1 （P20226） water × 4	Consistent with all polymers
5	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 TATA BOX BINDING PROTEIN × 1 （P20226） water × 4	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TF2B_HUMAN
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain A； PDBConstruct 1–207； UniProt 110–316 Author chain E； PDBConstruct 1–207； UniProt 110–316 Author chain I； PDBConstruct 1–207； UniProt 110–316 Author chain M； PDBConstruct 1–207； UniProt 110–316 Author chain Q； PDBConstruct 1–207； UniProt 110–316

TATA BOX BINDING PROTEIN

Homo sapiens

UniProt P20226

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 GENERAL TRANSCRIPTION FACTOR IIB × 1 （Q00403） water × 4	Consistent with all polymers
2	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 GENERAL TRANSCRIPTION FACTOR IIB × 1 （Q00403） water × 4	Consistent with all polymers
3	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 GENERAL TRANSCRIPTION FACTOR IIB × 1 （Q00403） water × 4	Consistent with all polymers
4	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 GENERAL TRANSCRIPTION FACTOR IIB × 1 （Q00403） water × 4	Consistent with all polymers
5	Protein–DNA	Heteromer	Protein 2 DNA 2	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT × 1 GENERAL TRANSCRIPTION FACTOR IIB × 1 （Q00403） water × 4	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TBP_HUMAN
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain B； PDBConstruct 1–180； UniProt 158–337 Author chain F； PDBConstruct 1–180； UniProt 158–337 Author chain J； PDBConstruct 1–180； UniProt 158–337 Author chain N； PDBConstruct 1–180； UniProt 158–337 Author chain R； PDBConstruct 1–180； UniProt 158–337

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	1c9b
Deposition date deposition_date	1999-08-01
Structure title title	CRYSTAL STRUCTURE OF A HUMAN TBP CORE DOMAIN-HUMAN TFIIB CORE DOMAIN COMPLEX BOUND TO AN EXTENDED, MODIFIED ADENOVIRAL MAJOR LATE PROMOTER (ADMLP)
Keywords keywords	PROTEIN-DNA COMPLEX, CYCLIN-LIKE FOLD, HELIX-TURN-HELIX, TATA-BOX, TRANSCRIPTION-DNA COMPLEX; TRANSCRIPTION/DNA
Experimental Method method	X-RAY DIFFRACTION

▼

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.

1c9b__assembly_1__model_1

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

Download this curve (.dat)

1c9b__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1c9b__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	25.25 Å
Rg (electron density)	25.17 Å
Total Rg	25.83 Å
Atom count	3774
Residues	423
Excluded volume	65714 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1c9b__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1c9b__assembly_2__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1c9b__assembly_3__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1c9b__assembly_4__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
5	1	`1c9b__assembly_5__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Description description	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT
Molecular weight formula_weight	5630.7 kDa
Source method src_method	syn
Copy count entity_count	5

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	C,G,K,O,S
Atom count atom_count	19199

GGGCGCCTATAAAAGGGG

Entity 2 Entity 2 polymer

Description description	ADMLP TATA-BOX DNA CONTAINING IIB RECOGNITION ELEMENT
Molecular weight formula_weight	5403.5 kDa
Source method src_method	syn
Copy count entity_count	5

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	D,H,L,P,T

CCCCCTTTTATAGGCGCC

Entity 3 Entity 3 polymer

Description description	GENERAL TRANSCRIPTION FACTOR IIB
Molecular weight formula_weight	23110.9 kDa
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,E,I,M,Q

SDRAMMNAFKEITTMADRINLPRNIVDRTNNLFKQVYEQKSLKGRANDAIASACLYIACRQEGVPRTFKEICAVSRISKKEIGRCFKLILKALETSVDLITTGDFMSRFCSNLCLPKQVQMAATHIARKAVELDLVPGRSPISVAAAAIYMASQASAEKRTQKEIGDIAGVADVTIRQSYRLIYPRAPDLFPTDFKFDTPVDKLPQL

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 4 Entity 4 polymer

Description description	TATA BOX BINDING PROTEIN
Molecular weight formula_weight	20298.1 kDa
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,F,J,N,R

GSGIVPQLQNIVSTVNLGCKLDLKTIALRARNAEYNPKRFAAVIMRIREPRTTALIFSSGKMVCTGAKSEEQSRLAARKYARVVQKLGFPAKFLDFKIQNMVGSCDVKFPIRLEGLVLTHQQFSSYEPELFPGLIYRMIKPRIVLLIFVSGKVVLTGAKVRAEIYEAFENIYPILKGFRK

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	329

▼

6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

Domain ID domain_id	d1c9ba1
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9ba2
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bb1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bb2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9be1
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9be2
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bf1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bf2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bi1
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bi2
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bj1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bj2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bm1
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bm2
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bn1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bn2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9bq1
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9bq2
Class class	a — All alpha proteins
Fold Fold fold	a.74 — Cyclin-like
Superfamily Superfamily superfamily	a.74.1 — Cyclin-like
Family Family family	a.74.1.2 — Transcription factor IIB (TFIIB), core domain

Domain ID domain_id	d1c9br1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

Domain ID domain_id	d1c9br2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.129 — TBP-like
Superfamily Superfamily superfamily	d.129.1 — TATA-box binding protein-like
Family Family family	d.129.1.1 — TATA-box binding protein (TBP), C-terminal domain

CATH v4.4 (20 domains)

Domain ID domain_id	1c9bA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bB02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bE01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bE02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bF01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bF02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bI01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bI02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bJ01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bJ02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bM01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bM02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bN01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bN02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bQ01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bQ02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	472 — Cyclin A; domain 1
Homologous superfamily homologous superfamily	10 — Cyclin-like

Domain ID domain_id	1c9bR01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

Domain ID domain_id	1c9bR02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	310 — TATA-Binding Protein
Homologous superfamily homologous superfamily	10 — TATA-Binding Protein

▶

Unit-cell length a length_a	118.450 Å
Unit-cell length b length_b	122.298 Å
Unit-cell length c length_c	140.217 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	113.08 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	10

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.650 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	0.2310
R_work r_work	0.2290
R_free r_free	0.2600

CRYSTAL STRUCTURE OF A HUMAN TBP CORE DOMAIN-HUMAN TFIIB CORE DOMAIN COMPLEX BOUND TO AN EXTENDED, MODIFIED ADENOVIRAL MAJOR LATE PROMOTER (ADMLP)

1. Protein Identity and Related Structures Protein Identity & Related Structures

GENERAL TRANSCRIPTION FACTOR IIB

State in the Current Structure

Other States of the Same Protein in the Database

TATA BOX BINDING PROTEIN

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1c9b__assembly_1__model_1

1c9b__assembly_1__model_1 | I(q)

1c9b__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

CATH v4.4 (20 domains)

7. Citations (6)

CRYSTAL STRUCTURE OF A HUMAN TBP CORE DOMAIN-HUMAN TFIIB CORE DOMAIN COMPLEX BOUND TO AN EXTENDED, MODIFIED ADENOVIRAL MAJOR LATE PROMOTER (ADMLP)

1. Protein Identity and Related Structures Protein Identity & Related Structures

GENERAL TRANSCRIPTION FACTOR IIB

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

TATA BOX BINDING PROTEIN

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

1c9b__assembly_1__model_1

1c9b__assembly_1__model_1 | I(q)

1c9b__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

CATH v4.4 (20 domains)

7. Citations (6)