SAXSdb — 3ep0

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

PR domain zinc finger protein 12

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	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PRD12_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–170； UniProt 60–229 Author chain B； PDBConstruct 1–170； UniProt 60–229

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	3ep0
Deposition date deposition_date	2008-09-29
Structure title title	Methyltransferase domain of human PR domain-containing protein 12
Keywords keywords	;PR domain-containing protein 12, PR domain zinc finger protein 12, Structural Genomics, Structural Genomics Consortium, SGC, DNA-binding, Metal-binding, Nucleus, Transcription, Transcription regulation, Zinc, Zinc-finger, TRANSFERASE ;; TRANSFERASE
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.

3ep0__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

3ep0__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3ep0__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	14.91 Å
Rg (electron density)	13.66 Å
Total Rg	14.90 Å
Atom count	874
Residues	113
Excluded volume	15778 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3ep0__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`3ep0__assembly_2__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 (2)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	3ep0A00
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	270 — Beta-clip-like
Homologous superfamily homologous superfamily	10 — SET domain

Domain ID domain_id	3ep0B00
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	270 — Beta-clip-like
Homologous superfamily homologous superfamily	10 — SET domain

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Unit-cell length a length_a	138.882 Å
Unit-cell length b length_b	34.358 Å
Unit-cell length c length_c	103.739 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	131.09 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

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

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	0.2590
R_work r_work	0.2570
R_free r_free	0.2860

Description description	PR domain zinc finger protein 12
Molecular weight formula_weight	19093.5 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	1809

Methyltransferase domain of human PR domain-containing protein 12

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

PR domain zinc finger protein 12

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

3ep0__assembly_2__model_1

3ep0__assembly_2__model_1 | I(q)

3ep0__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

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

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	68

Methyltransferase domain of human PR domain-containing protein 12

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

PR domain zinc finger protein 12

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

3ep0__assembly_2__model_1

3ep0__assembly_2__model_1 | I(q)

3ep0__assembly_2__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)