1td9

Crystal Structure of a Phosphotransacetylase from Bacillus subtilis

Method: X-RAY DIFFRACTION

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

Phosphate acetyltransferase

Bacillus subtilis

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	SULFATE ION × 9 water × 2	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 2	SULFATE ION × 9 water × 2	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	SULFATE ION × 8 water × 2	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 2	SULFATE ION × 4 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PTA_BACSU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 8–329； UniProt 1–322 Author chain B； PDBConstruct 8–329； UniProt 1–322 Author chain C； PDBConstruct 8–329； UniProt 1–322 Author chain D； PDBConstruct 8–329； UniProt 1–322 Author chain E； PDBConstruct 8–329； UniProt 1–322 Author chain F； PDBConstruct 8–329； UniProt 1–322

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	1td9
Deposition date deposition_date	2004-05-21
Structure title title	Crystal Structure of a Phosphotransacetylase from Bacillus subtilis
Keywords keywords	;structural genomics, BSGC structure funded by NIH, Protein Structure Initiative, PSI, Berkeley Structural Genomics Center, 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.

1td9__assembly_4__model_1

Assembly 4 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1td9__assembly_4__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1td9__assembly_4__model_1 | P(r) · Pending

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

Rg（Guinier）	29.53 Å
Rg (electron density)	29.07 Å
Total Rg	29.65 Å
Atom count	4910
Residues	646
Excluded volume	87737 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1td9__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1td9__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1td9__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`1td9__assembly_4__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 (3)

Entity 1 Entity 1 polymer

Description description	Phosphate acetyltransferase
Molecular weight formula_weight	35170.9 kDa
EC 编号 ec_number	2.3.1.8
Source method src_method	man
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F
Atom count atom_count	14916

GGGGGGMADLFSTVQEKVAGKDVKIVFPEGLDERILEAVSKLAGNKVLNPIVIGNENEIQAKAKELNLTLGGVKIYDPHTYEGMEDLVQAFVERRKGKATEEQARKALLDENYFGTMLVYKGLADGLVSGAAHSTADTVRPALQIIKTKEGVKKTSGVFIMARGEEQYVFADCAINIAPDSQDLAEIAIESANTAKMFDIEPRVAMLSFSTKGSAKSDETEKVADAVKIAKEKAPELTLDGEFQFDAAFVPSVAEKKAPDSEIKGDANVFVFPSLEAGNIGYKIAQRLGNFEAVGPILQGLNMPVNDLSRGCNAEDVYNLALITAAQAL

Source Source

Source organism organism	Bacillus subtilis
NCBI taxonomy ID ncbi_taxonomy_id	1423
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	24

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	114

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6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d1td9a_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

Domain ID domain_id	d1td9b1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

Domain ID domain_id	d1td9b2
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	d1td9c_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

Domain ID domain_id	d1td9d1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

Domain ID domain_id	d1td9d2
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	d1td9e_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

Domain ID domain_id	d1td9f_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.77 — Isocitrate/Isopropylmalate dehydrogenase-like
Superfamily Superfamily superfamily	c.77.1 — Isocitrate/Isopropylmalate dehydrogenase-like
Family Family family	c.77.1.5 — Phosphotransacetylase

CATH v4.4 (12 domains)

Domain ID domain_id	1td9A01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9A02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

Domain ID domain_id	1td9B01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9B02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

Domain ID domain_id	1td9C01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9C02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

Domain ID domain_id	1td9D01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9D02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

Domain ID domain_id	1td9E01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9E02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

Domain ID domain_id	1td9F01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10950 —

Domain ID domain_id	1td9F02
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	10750 — Isocitrate/Isopropylmalate dehydrogenase-like

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Unit-cell length a length_a	185.207 Å
Unit-cell length b length_b	185.207 Å
Unit-cell length c length_c	259.414 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	72

Space group space_group	P 64 2 2
Space-group number int_tables_number	181
Crystal system crystal_system	—

Resolution resolution	2.750 Å
Low-resolution limit resolution_low	19.990 Å
R factor r_factor	0.2680
R_work r_work	0.2680
R_free r_free	0.2970

Crystal Structure of a Phosphotransacetylase from Bacillus subtilis

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

Phosphate acetyltransferase

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

1td9__assembly_4__model_1

1td9__assembly_4__model_1 | I(q)

1td9__assembly_4__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (8 domains)

CATH v4.4 (12 domains)

7. Citations (1)

Crystal Structure of a Phosphotransacetylase from Bacillus subtilis

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

Phosphate acetyltransferase

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

1td9__assembly_4__model_1

1td9__assembly_4__model_1 | I(q)

1td9__assembly_4__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (8 domains)

CATH v4.4 (12 domains)

7. Citations (1)