2b6e

X-Ray Crystal Structure of Protein HI1161 from Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR63.

Method: X-RAY DIFFRACTION

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

Hypothetical UPF0152 protein HI1161

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	ACETIC ACID × 5 water × 4	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 4	ACETIC ACID × 3 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Y1161_HAEIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–138； UniProt 1–138 Author chain B； PDBConstruct 1–138； UniProt 1–138 Author chain C； PDBConstruct 1–138； UniProt 1–138 Author chain D； PDBConstruct 1–138； UniProt 1–138 Author chain E； PDBConstruct 1–138； UniProt 1–138 Author chain F； PDBConstruct 1–138； UniProt 1–138 Author chain G； PDBConstruct 1–138； UniProt 1–138 Author chain H； PDBConstruct 1–138； UniProt 1–138

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	2b6e
Deposition date deposition_date	2005-10-01
Structure title title	X-Ray Crystal Structure of Protein HI1161 from Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR63.
Keywords keywords	;ir63, NESG, P45083, Structural Genomics, PSI, Protein Structure Initiative, Northeast Structural Genomics Consortium, 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.

2b6e__assembly_2__model_1

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

Download this curve (.dat)

2b6e__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2b6e__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	24.00 Å
Rg (electron density)	22.78 Å
Total Rg	23.68 Å
Atom count	4208
Residues	538
Excluded volume	75357 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2b6e__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2b6e__assembly_2__model_1`	tetrameric （4）	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)

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6. Fold Classification (SCOP + CATH) 19 domains

SCOP 2.08 (11 domains)

Domain ID domain_id	d2b6ea_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6eb2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6eb3
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	d2b6ec2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6ec3
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	d2b6ed2
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6ed3
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	d2b6ee_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6ef_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6eg_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

Domain ID domain_id	d2b6eh_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.38 — Thioesterase/thiol ester dehydrase-isomerase
Superfamily Superfamily superfamily	d.38.1 — Thioesterase/thiol ester dehydrase-isomerase
Family Family family	d.38.1.5 — PaaI/YdiI-like

CATH v4.4 (8 domains)

Domain ID domain_id	2b6eA00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eC00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eD00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eE00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eF00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eG00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

Domain ID domain_id	2b6eH00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	129 — Thiol Ester Dehydrase; Chain A
Homologous superfamily homologous superfamily	10 — Hotdog Thioesterase

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Unit-cell length a length_a	60.651 Å
Unit-cell length b length_b	102.878 Å
Unit-cell length c length_c	101.364 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	98.36 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	16

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	29.970 Å
R factor r_factor	0.1910
R_work r_work	0.1910
R_free r_free	0.2200

Description description	Hypothetical UPF0152 protein HI1161
Molecular weight formula_weight	16279.2 kDa
Source method src_method	nat
Copy count entity_count	8

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H
Atom count atom_count	9023

X-Ray Crystal Structure of Protein HI1161 from Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR63.

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

Hypothetical UPF0152 protein HI1161

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

2b6e__assembly_2__model_1

2b6e__assembly_2__model_1 | I(q)

2b6e__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 19 domains

SCOP 2.08 (11 domains)

CATH v4.4 (8 domains)

7. Citations (1)

Description description	ACETIC ACID
Molecular weight formula_weight	60.1 kDa
Source method src_method	syn
Copy count entity_count	8

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	498

X-Ray Crystal Structure of Protein HI1161 from Haemophilus influenzae. Northeast Structural Genomics Consortium Target IR63.

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

Hypothetical UPF0152 protein HI1161

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

2b6e__assembly_2__model_1

2b6e__assembly_2__model_1 | I(q)

2b6e__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 19 domains

SCOP 2.08 (11 domains)

CATH v4.4 (8 domains)

7. Citations (1)