SAXSdb — 6hau

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

mRNA export factor ICP27 homolog

Saimiriine herpesvirus 2 (strain 11)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Homooligomer	Protein 2 RNA 1	MRE fragment of PAN RNA × 1 ZINC ION × 2 ACETATE ION × 1 water × 3	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ICP27_SHV21
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–273； UniProt 146–417 Author chain B； PDBConstruct 2–273； UniProt 146–417

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	6hau
Deposition date deposition_date	2018-08-08
Structure title title	KSHV PAN RNA Mta-response element fragment complexed with the globular domain of herpesvirus saimiri ORF57
Keywords keywords	Homodimer, ICP27, IHD, RNA, RNA BINDING PROTEIN; RNA BINDING PROTEIN
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.

6hau__assembly_1__model_1

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

Download this curve (.dat)

6hau__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6hau__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.22 Å
Rg (electron density)	24.27 Å
Total Rg	25.17 Å
Atom count	8937
Residues	552
Excluded volume	80120 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6hau__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 (5)

Entity 1 Entity 1 polymer

Description description	mRNA export factor ICP27 homolog
Molecular weight formula_weight	30739.1 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	9666

GPLLKLFDISILPKSGEPKLFLPVPSLPCQEAEKTNDKYVLAMAQRAMHDVPISSKQLTANLLPVKFKPLLSIVRYTPNYYYWVSMRKETIASANLCTVAAFLDESLCWGQQYLKNDFIFSENGKDIILDTSSALLSQLVHKIKMLPFCHCLMQTTPQDHIVKQVCYLIASNNRILDAVRYLQTSVIKSPIVLLLAYAVCLPAAIICTKNETQLYSHCMRILKEYRPGDVMNILHESLTQHLNKCPSSTCAYTTRAIVGTKANTTGLFFLPTQ

Source Source

Source organism organism	Saimiriine herpesvirus 2 (strain 11)
Common name common_name	SaHV-2
NCBI taxonomy ID ncbi_taxonomy_id	10383
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	MRE fragment of PAN RNA
Molecular weight formula_weight	5382.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	D

CACCUAUGGAUUUUGUG

Entity 3 Entity 3 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	ACETATE ION
Molecular weight formula_weight	59.0 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	431

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Unit-cell length a length_a	58.657 Å
Unit-cell length b length_b	105.261 Å
Unit-cell length c length_c	118.554 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	8

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

Resolution resolution	1.860 Å
Low-resolution limit resolution_low	78.710 Å
R factor r_factor	0.1600
R_work r_work	0.1580
R_free r_free	0.1970

KSHV PAN RNA Mta-response element fragment complexed with the globular domain of herpesvirus saimiri ORF57

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

mRNA export factor ICP27 homolog

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

6hau__assembly_1__model_1

6hau__assembly_1__model_1 | I(q)

6hau__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

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

7. Citations (1)

KSHV PAN RNA Mta-response element fragment complexed with the globular domain of herpesvirus saimiri ORF57

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

mRNA export factor ICP27 homolog

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

6hau__assembly_1__model_1

6hau__assembly_1__model_1 | I(q)

6hau__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

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

7. Citations (1)