SAXSdb — 2ioj

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

Hypothetical protein AF_1212

Archaeoglobus fulgidus

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	Y1212_ARCFU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–139； UniProt 200–338 Author chain B； PDBConstruct 1–139； UniProt 200–338

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	2ioj
Deposition date deposition_date	2006-10-10
Structure title title	Crystal structure of protein AF1212 from Archaeoglobus fulgidus, Pfam DRTGG
Keywords keywords	;Hypothetical Protein, NYSGXRC, 10007g, PFAM:DRTGG, Structural Genomics, PSI-2, Protein Structure Initiative, New York SGX Research Center for Structural Genomics, UNKNOWN FUNCTION ;; STRUCTURAL GENOMICS, UNKNOWN FUNCTION
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.

2ioj__assembly_1__model_1

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

Download this curve (.dat)

2ioj__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2ioj__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	14.45 Å
Rg (electron density)	12.86 Å
Total Rg	14.20 Å
Atom count	906
Residues	117
Excluded volume	16198 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2ioj__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2ioj__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) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d2ioja1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.98 — MurF and HprK N-domain-like
Superfamily Superfamily superfamily	c.98.2 — HprK N-terminal domain-like
Family Family family	c.98.2.2 — DRTGG domain

Domain ID domain_id	d2iojb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.98 — MurF and HprK N-domain-like
Superfamily Superfamily superfamily	c.98.2 — HprK N-terminal domain-like
Family Family family	c.98.2.2 — DRTGG domain

CATH v4.4 (2 domains)

Domain ID domain_id	2iojA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1390 — Udp-n-acetylmuramoylalanyl-d-glutamate--2,6- Diaminopimelate Ligase; Chain: A, domain 1
Homologous superfamily homologous superfamily	20 — HprK N-terminal domain-like

Domain ID domain_id	2iojB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1390 — Udp-n-acetylmuramoylalanyl-d-glutamate--2,6- Diaminopimelate Ligase; Chain: A, domain 1
Homologous superfamily homologous superfamily	20 — HprK N-terminal domain-like

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Unit-cell length a length_a	62.409 Å
Unit-cell length b length_b	66.016 Å
Unit-cell length c length_c	122.392 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	16

Space group space_group	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	2.150 Å
Low-resolution limit resolution_low	33.010 Å
R factor r_factor	0.2360
R_work r_work	0.2300
R_free r_free	0.2680

Description description	Hypothetical protein AF_1212
Molecular weight formula_weight	15514.3 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	1876

Crystal structure of protein AF1212 from Archaeoglobus fulgidus, Pfam DRTGG

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

Hypothetical protein AF_1212

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

2ioj__assembly_1__model_1

2ioj__assembly_1__model_1 | I(q)

2ioj__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

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

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	70

Crystal structure of protein AF1212 from Archaeoglobus fulgidus, Pfam DRTGG

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

Hypothetical protein AF_1212

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

2ioj__assembly_1__model_1

2ioj__assembly_1__model_1 | I(q)

2ioj__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)