SAXSdb — 4g55

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

Clathrin heavy chain 1

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	DIMETHYL SULFOXIDE × 4 ACETATE ION × 5 1,2-ETHANEDIOL × 6 DI(HYDROXYETHYL)ETHER × 2 N-[5-[(4-BROMOPHENYL)METHYL]-4-HYDROXY-1,3-THIAZOL-2-YL]NAPHTHALENE-1-SULFONAMIDE × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CLH1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 6–369； UniProt 1–364

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_id	4g55
Deposition date deposition_date	2012-07-17
Structure title title	Clathrin terminal domain complexed with pitstop 2
Keywords keywords	Beta-Propeller, Endocytosis; ENDOCYTOSIS
Experimental Method method	X-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.

4g55__assembly_1__model_1

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

Download this curve (.dat)

4g55__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4g55__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	22.03 Å
Rg (electron density)	20.80 Å
Total Rg	21.79 Å
Atom count	2905
Residues	358
Excluded volume	52181 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4g55__assembly_1__model_1`	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 (7)

Entity 1 Entity 1 polymer

Description description	Clathrin heavy chain 1
Molecular weight formula_weight	41061.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3378

GSPEFMAQILPIRFQEHLQLQNLGINPANIGFSTLTMESDKFICIREKVGEQAQVVIIDMNDPSNPIRRPISADSAIMNPASKVIALKAGKTLQIFNIEMKSKMKAHTMTDDVTFWKWISLNTVALVTDNAVYHWSMEGESQPVKMFDRHSSLAGCQIINYRTDAKQKWLLLTGISAQQNRVVGAMQLYSVDRKVSQPIEGHAASFAQFKMEGNAEESTLFCFAVRGQAGGKLHIIEVGTPPTGNQPFPKKAVDVFFPPEAQNDFPVAMQISEKHDVVFLITKYGYIHLYDLETGTCIYMNRISGETIFVTAPHEATAGIIGVNRKGQVLSVCVEEENIIPYITNVLQNPDLALRMAVRNNLAGAEELF

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 2 Entity 2 non-polymer

Description description	DIMETHYL SULFOXIDE
Molecular weight formula_weight	78.1 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	ACETATE ION
Molecular weight formula_weight	59.0 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 4 Entity 4 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	syn
Copy count entity_count	6

Entity 5 Entity 5 non-polymer

Description description	DI(HYDROXYETHYL)ETHER
Molecular weight formula_weight	106.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 6 Entity 6 non-polymer

Description description	N-[5-[(4-BROMOPHENYL)METHYL]-4-HYDROXY-1,3-THIAZOL-2-YL]NAPHTHALENE-1-SULFONAMIDE
Molecular weight formula_weight	475.4 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 7 Entity 7 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	407

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d4g55a1
Class class	b — All beta proteins
Fold Fold fold	b.69 — 7-bladed beta-propeller
Superfamily Superfamily superfamily	b.69.6 — Clathrin heavy-chain terminal domain
Family Family family	b.69.6.1 — Clathrin heavy-chain terminal domain

Domain ID domain_id	d4g55a2
Class class	a — All alpha proteins
Fold Fold fold	a.118 — alpha-alpha superhelix
Superfamily Superfamily superfamily	a.118.1 — ARM repeat
Family Family family	a.118.1.0 — automated matches

Domain ID domain_id	d4g55a3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id	4g55A00
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	110 — Clathrin heavy-chain terminal domain

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Unit-cell length a length_a	70.899 Å
Unit-cell length b length_b	74.019 Å
Unit-cell length c length_c	82.118 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	1.690 Å
Low-resolution limit resolution_low	33.740 Å
R factor r_factor	0.1743
R_work r_work	0.1721
R_free r_free	0.2146

Clathrin terminal domain complexed with pitstop 2

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

Clathrin heavy chain 1

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

4g55__assembly_1__model_1

4g55__assembly_1__model_1 | I(q)

4g55__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (3 domains)

CATH v4.4 (1 domains)

7. Citations (1)

Clathrin terminal domain complexed with pitstop 2

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

Clathrin heavy chain 1

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

4g55__assembly_1__model_1

4g55__assembly_1__model_1 | I(q)

4g55__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (3 domains)

CATH v4.4 (1 domains)

7. Citations (1)