SAXSdb — 9zle

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

DDB1- and CUL4-associated factor 1

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 6	(4P)-N-[(1S)-3-amino-1-(3-chloro-4-fluorophenyl)-3-oxopropyl]-4-(4-chloro-2-fluorophenyl)-1H-pyrrole-3-carboxamide × 4 ;(4P,4'P)-5,5'-[(1E,33E)-3,32-dioxo-7,10,13,16,19,22,25,28-octaoxa-4,31-diazatetratriaconta-1,33-diene-1,34-diyl]bis{N-[(1S)-3-amino-1-(3-chloro-4-fluorophenyl)-3-oxopropyl]-4-(4-chloro-2-fluorophenyl)-1H-pyrrole-3-carboxamide} ; × 1 water × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	DCAF1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–314； UniProt 1077–1390 Author chain B； PDBConstruct 1–314； UniProt 1077–1390 Author chain C； PDBConstruct 1–314； UniProt 1077–1390 Author chain D； PDBConstruct 1–314； UniProt 1077–1390 Author chain E； PDBConstruct 1–314； UniProt 1077–1390 Author chain F； PDBConstruct 1–314； UniProt 1077–1390

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	9zle
Deposition date deposition_date	2025-12-08
Structure title title	Crystal structure of DCAF1 in complex with SDIPTAC C8
Keywords keywords	SDIPTAC, PROTAC, HIV, E3 ligase, inhibitor, PROTEIN BINDING; PROTEIN BINDING
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.

9zle__assembly_1__model_1

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

Download this curve (.dat)

9zle__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9zle__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	45.34 Å
Rg (electron density)	45.14 Å
Total Rg	45.35 Å
Atom count	14423
Residues	1775
Excluded volume	251690 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9zle__assembly_1__model_1`	hexameric （6）	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)

Entity 1 Entity 1 polymer

Description description	DDB1- and CUL4-associated factor 1
Molecular weight formula_weight	35535.9 kDa
EC 编号 ec_number	2.7.11.1
Mutation mutation	F1077A, R1079A
Source method src_method	man
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	14648

ASAFRPISVFREANEDESGFTCCAFSARERFLMLGTCTGQLKLYNVFSGQEEASYNCHNSAITHLEPSRDGSLLLTSATWSQPLSALWGMKSVFDMKHSFTEDHYVEFSKHSQDRVIGTKGDIAHIYDIQTGNKLLTLFNPDLANNYKRNCATFNPTDDLVLNDGVLWDVRSAQAIHKFDKFNMNISGVFHPNGLEVIINTEIWDLRTFHLLHTVPALDQCRVVFNHTGTVMYGAMLQADDEDDLMEERMKSPFGSSFRTFNATDYKPIATIDVKRNIFDLCTDTKDCYLAVIENQGSMDALNMDTVCRLYEVG

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Spodoptera frugiperda

Entity 2 Entity 2 non-polymer

Description description	(4P)-N-[(1S)-3-amino-1-(3-chloro-4-fluorophenyl)-3-oxopropyl]-4-(4-chloro-2-fluorophenyl)-1H-pyrrole-3-carboxamide
Molecular weight formula_weight	438.3 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	;(4P,4'P)-5,5'-[(1E,33E)-3,32-dioxo-7,10,13,16,19,22,25,28-octaoxa-4,31-diazatetratriaconta-1,33-diene-1,34-diyl]bis{N-[(1S)-3-amino-1-(3-chloro-4-fluorophenyl)-3-oxopropyl]-4-(4-chloro-2-fluorophenyl)-1H-pyrrole-3-carboxamide} ;
Molecular weight formula_weight	1393.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	225

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Unit-cell length a length_a	146.592 Å
Unit-cell length b length_b	84.785 Å
Unit-cell length c length_c	221.466 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	89.98 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	monoclinic

Resolution resolution	2.550 Å
Low-resolution limit resolution_low	29.050 Å
R factor r_factor	0.2618
R_work r_work	0.2607
R_free r_free	0.3054

Crystal structure of DCAF1 in complex with SDIPTAC C8

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

DDB1- and CUL4-associated factor 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

9zle__assembly_1__model_1

9zle__assembly_1__model_1 | I(q)

9zle__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 (4)

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 water

7. Citations (1)

Crystal structure of DCAF1 in complex with SDIPTAC C8

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

DDB1- and CUL4-associated factor 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

9zle__assembly_1__model_1

9zle__assembly_1__model_1 | I(q)

9zle__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 (4)

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 water

7. Citations (1)