SAXSdb — 2yye

▼

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

Selenide, water dikinase

Aquifex aeolicus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	COBALT (II) ION × 10 DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER × 2 PHOSPHATE ION × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SELD_AQUAE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 10–345； UniProt 1–336 Author chain B； PDBConstruct 10–345； UniProt 1–336

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	2yye
Deposition date deposition_date	2007-04-29
Structure title title	Crystal structure of selenophosphate synthetase from Aquifex aeolicus complexed with AMPCPP
Keywords keywords	;Full-length selenophosphate synthetase complex with ATP-analog, Structural Genomics, NPPSFA, National Project on Protein Structural and Functional Analyses, RIKEN Structural Genomics/Proteomics Initiative, RSGI, Transferase ;; TRANSFERASE
Experimental Method method	X-RAY DIFFRACTION

▼

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.

2yye__assembly_1__model_1

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

Download this curve (.dat)

2yye__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2yye__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	26.50 Å
Rg (electron density)	26.06 Å
Total Rg	26.76 Å
Atom count	5323
Residues	682
Excluded volume	96012 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2yye__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Description description	Selenide, water dikinase
Molecular weight formula_weight	37697.3 kDa
EC 编号 ec_number	2.7.9.3
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	5603

GSGGIEGRHMVELLKLVRSSGCAAKVGPGDLQEILKGFNIYTDESTLVSIGDDAGVYEHNGIIWVYTVDIITPVVNDPYLWGAISTANALSDVYAMGGIPVNALAISCFNNCELDIEIFREVIRGALDKLREAKTVLLGGHTIDDKEPKFGLSVAGICPEGKYITQSGAQVGQLLILTKPIGTGILIKGLKEGILKEEDINEAIENMLALNDKARNLMLSLDATACTDVTGFGLLGHAWNICKNSNIGARIFFEKVPYYQLSENLVKKKIYPKGAIENLNFVKNYLKSNLDNWKLILLSDPVTSGGLLFTINKEKLEKIDETAKELEVNYWIIGETIAENVLEVL

Source Source

Source organism organism	Aquifex aeolicus
NCBI taxonomy ID ncbi_taxonomy_id	224324
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	COBALT (II) ION
Molecular weight formula_weight	58.9 kDa
Source method src_method	syn
Copy count entity_count	10

Entity 3 Entity 3 non-polymer

Description description	DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER
Molecular weight formula_weight	505.2 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 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	279

▼

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

Domain ID domain_id	d2yyea1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.4 — PurM N-terminal domain-like
Family Family family	d.79.4.1 — PurM N-terminal domain-like

Domain ID domain_id	d2yyea2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.139 — PurM C-terminal domain-like
Superfamily Superfamily superfamily	d.139.1 — PurM C-terminal domain-like
Family Family family	d.139.1.1 — PurM C-terminal domain-like

Domain ID domain_id	d2yyea3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d2yyeb1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.79 — Bacillus chorismate mutase-like
Superfamily Superfamily superfamily	d.79.4 — PurM N-terminal domain-like
Family Family family	d.79.4.1 — PurM N-terminal domain-like

Domain ID domain_id	d2yyeb2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.139 — PurM C-terminal domain-like
Superfamily Superfamily superfamily	d.139.1 — PurM C-terminal domain-like
Family Family family	d.139.1.1 — PurM C-terminal domain-like

Domain ID domain_id	d2yyeb3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (4 domains)

Domain ID domain_id	2yyeA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	10 — PurM-like, N-terminal domain

Domain ID domain_id	2yyeA02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	650 — Phosphoribosyl-aminoimidazole Synthetase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — PurM-like C-terminal domain

Domain ID domain_id	2yyeB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	1330 — 60s Ribosomal Protein L30; Chain: A;
Homologous superfamily homologous superfamily	10 — PurM-like, N-terminal domain

Domain ID domain_id	2yyeB02
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	650 — Phosphoribosyl-aminoimidazole Synthetase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — PurM-like C-terminal domain

▶

Unit-cell length a length_a	80.536 Å
Unit-cell length b length_b	80.536 Å
Unit-cell length c length_c	160.641 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	12

Space group space_group	P 31 2 1
Space-group number int_tables_number	152
Crystal system crystal_system	—

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	42.470 Å
R factor r_factor	0.1730
R_work r_work	0.1730
R_free r_free	0.2250

Crystal structure of selenophosphate synthetase from Aquifex aeolicus complexed with AMPCPP

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

Selenide, water dikinase

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

2yye__assembly_1__model_1

2yye__assembly_1__model_1 | I(q)

2yye__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of selenophosphate synthetase from Aquifex aeolicus complexed with AMPCPP

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

Selenide, water dikinase

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

2yye__assembly_1__model_1

2yye__assembly_1__model_1 | I(q)

2yye__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 10 domains

SCOP 2.08 (6 domains)

CATH v4.4 (4 domains)

7. Citations (1)