SAXSdb — 1rlg

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

50S ribosomal protein L7Ae

Archaeoglobus fulgidus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Monomer	Protein 1 RNA 1	25-MER × 1	Consistent with all polymers
2	Protein–RNA	Monomer	Protein 1 RNA 1	25-MER × 1	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL7A_ARCFU
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain A； PDBConstruct 1–119； UniProt 1–119 Author chain B； PDBConstruct 1–119； UniProt 1–119

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	1rlg
Deposition date deposition_date	2003-11-25
Structure title title	Molecular basis of Box C/D RNA-protein interaction: co-crystal structure of the Archaeal sRNP intiation complex
Keywords keywords	PROTEIN-RNA, Structural Protein-RNA COMPLEX; Structural Protein/RNA
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.

1rlg__assembly_2__model_1

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

Download this curve (.dat)

1rlg__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1rlg__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	18.14 Å
Rg (electron density)	17.29 Å
Total Rg	17.99 Å
Atom count	1446
Residues	139
Excluded volume	23992 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1rlg__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1rlg__assembly_2__model_1`	dimeric （2）	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) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1rlga_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.3 — L30e-like
Family Family family	d.79.3.1 — L30e/L7ae ribosomal proteins

Domain ID domain_id	d1rlgb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.3 — L30e-like
Family Family family	d.79.3.1 — L30e/L7ae ribosomal proteins

CATH v4.4 (2 domains)

Domain ID domain_id	1rlgA00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	30 — Ribosomal protein L30/S12

Domain ID domain_id	1rlgB00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	30 — Ribosomal protein L30/S12

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Unit-cell length a length_a	120.584 Å
Unit-cell length b length_b	120.584 Å
Unit-cell length c length_c	120.584 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	24

Space group space_group	P 2 3
Space-group number int_tables_number	195
Crystal system crystal_system	—

Resolution resolution	2.700 Å
Low-resolution limit resolution_low	29.250 Å
R factor r_factor	0.2350
R_work r_work	0.2350
R_free r_free	0.2600

Description description	25-MER
Molecular weight formula_weight	8329.6 kDa
Source method src_method	syn
Copy count entity_count	2

Polymer type type	polyribonucleotide
Chain IDs strand_id	C,D
Atom count atom_count	2852

Molecular basis of Box C/D RNA-protein interaction: co-crystal structure of the Archaeal sRNP intiation complex

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

50S ribosomal protein L7Ae

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

1rlg__assembly_2__model_1

1rlg__assembly_2__model_1 | I(q)

1rlg__assembly_2__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Source organism organism	Archaeoglobus fulgidus
NCBI taxonomy ID ncbi_taxonomy_id	2234
Host organism host_organism	Escherichia coli BL21

Molecular basis of Box C/D RNA-protein interaction: co-crystal structure of the Archaeal sRNP intiation complex

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

50S ribosomal protein L7Ae

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

1rlg__assembly_2__model_1

1rlg__assembly_2__model_1 | I(q)

1rlg__assembly_2__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)