SAXSdb — 1jjw

▼

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

ATP-DEPENDENT PROTEASE HSLV

Haemophilus influenzae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 12	POTASSIUM ION × 12 water × 12	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	HSLV_HAEIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–174； UniProt 1–174 Author chain B； PDBConstruct 1–174； UniProt 1–174 Author chain C； PDBConstruct 1–174； UniProt 1–174

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	1jjw
Deposition date deposition_date	2001-07-09
Structure title title	Structure of Haemophilus influenzae HslV Protein at 1.9 A Resolution
Keywords keywords	K anomalous scattering, quasi-equivalent packing, HYDROLASE; HYDROLASE
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.

1jjw__assembly_1__model_1

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

Download this curve (.dat)

1jjw__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1jjw__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	39.72 Å
Rg (electron density)	38.56 Å
Total Rg	38.94 Å
Atom count	15396
Residues	2076
Excluded volume	275500 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1jjw__assembly_1__model_1`	dodecameric （12）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	ATP-DEPENDENT PROTEASE HSLV
Molecular weight formula_weight	18903.5 kDa
EC 编号 ec_number	3.4.99.-
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	4040

TTIVSVRRNGQVVVGGDGQVSLGNTVMKGNARKVRRLYNGKVLAGFAGGTADAFTLFELFERKLEMHQGHLLKSAVELAKDWRTDRALRKLEAMLIVADEKESLIITGIGDVVQPEEDQILAIGSGGNYALSAARALVENTELSAHEIVEKSLRIAGDICVFTNTNFTIEELPN

Source Source

Source organism organism	Haemophilus influenzae
NCBI taxonomy ID ncbi_taxonomy_id	727
Host organism host_organism	Escherichia coli BL21

Entity 2 Entity 2 non-polymer

Description description	POTASSIUM ION
Molecular weight formula_weight	39.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	191

▼

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1jjwa_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d1jjwb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

Domain ID domain_id	d1jjwc_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.153 — Ntn hydrolase-like
Superfamily Superfamily superfamily	d.153.1 — N-terminal nucleophile aminohydrolases (Ntn hydrolases)
Family Family family	d.153.1.4 — Proteasome subunits

CATH v4.4 (3 domains)

Domain ID domain_id	1jjwA00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	1jjwB00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

Domain ID domain_id	1jjwC00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	20 — Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Homologous superfamily homologous superfamily	10 — Aminohydrolase, N-terminal nucleophile (Ntn) domain

▶

Unit-cell length a length_a	78.893 Å
Unit-cell length b length_b	122.331 Å
Unit-cell length c length_c	126.288 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	I 2 2 2
Space-group number int_tables_number	23
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	19.900 Å
R factor r_factor	—
R_work r_work	0.2150
R_free r_free	0.2490

Structure of Haemophilus influenzae HslV Protein at 1.9 A Resolution

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

ATP-DEPENDENT PROTEASE HSLV

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

1jjw__assembly_1__model_1

1jjw__assembly_1__model_1 | I(q)

1jjw__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 (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) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)

Structure of Haemophilus influenzae HslV Protein at 1.9 A Resolution

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

ATP-DEPENDENT PROTEASE HSLV

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

1jjw__assembly_1__model_1

1jjw__assembly_1__model_1 | I(q)

1jjw__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 (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) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)