SAXSdb — 3hrw

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

Hemoglobin subunit alpha

OrganismNot specified

UniProt P01942

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Hemoglobin subunit beta-1 × 2 （P02088） PROTOPORPHYRIN IX CONTAINING FE × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	HBA_MOUSE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–141； UniProt 2–142 Author chain C； PDBConstruct 1–141； UniProt 2–142

Hemoglobin subunit beta-1

OrganismNot specified

UniProt P02088

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Hemoglobin subunit alpha × 2 （P01942） PROTOPORPHYRIN IX CONTAINING FE × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	HBB1_MOUSE
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–146； UniProt 2–147 Author chain D； PDBConstruct 1–146； UniProt 2–147

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	3hrw
Deposition date deposition_date	2009-06-10
Structure title title	Crystal structure of hemoglobin from mouse (Mus musculus)at 2.8
Keywords keywords	HEME, IRON, METAL-BINDING, Oxygen transport, Polymorphism, Transport, Phosphoprotein; OXYGEN TRANSPORT
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.

3hrw__assembly_1__model_1

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

Download this curve (.dat)

3hrw__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3hrw__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	24.64 Å
Rg (electron density)	23.26 Å
Total Rg	24.17 Å
Atom count	4502
Residues	574
Excluded volume	80254 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3hrw__assembly_1__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 (4)

Entity 1 Entity 1 polymer

Description description	Hemoglobin subunit alpha
Molecular weight formula_weight	14979.0 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,C
Atom count atom_count	4548

VLSGEDKSNIKAAWGKIGGHGAEYGAEALERMFASFPTTKTYFPHFDVSHGSAQVKGHGKKVADALASAAGHLDDLPGALSALSDLHAHKLRVDPVNFKLLSHCLLVTLASHHPADFTPAVHASLDKFLASVSTVLTSKYR

Entity 2 Entity 2 polymer

Description description	Hemoglobin subunit beta-1
Molecular weight formula_weight	15732.0 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,D

VHLTDAEKAAVSCLWGKVNSDEVGGEALGRLLVVYPWTQRYFDSFGDLSSASAIMGNAKVKAHGKKVITAFNDGLNHLDSLKGTFASLSELHCDKLHVDPENFRLLGNMIVIVLGHHLGKDFTPAAQAAFQKVVAGVATALAHKYH

Entity 3 Entity 3 non-polymer

Description description	PROTOPORPHYRIN IX CONTAINING FE
Molecular weight formula_weight	616.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	46

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d3hrwa_
Class class	a — All alpha proteins
Fold Fold fold	a.1 — Globin-like
Superfamily Superfamily superfamily	a.1.1 — Globin-like
Family Family family	a.1.1.2 — Globins

Domain ID domain_id	d3hrwb_
Class class	a — All alpha proteins
Fold Fold fold	a.1 — Globin-like
Superfamily Superfamily superfamily	a.1.1 — Globin-like
Family Family family	a.1.1.2 — Globins

Domain ID domain_id	d3hrwc_
Class class	a — All alpha proteins
Fold Fold fold	a.1 — Globin-like
Superfamily Superfamily superfamily	a.1.1 — Globin-like
Family Family family	a.1.1.2 — Globins

Domain ID domain_id	d3hrwd_
Class class	a — All alpha proteins
Fold Fold fold	a.1 — Globin-like
Superfamily Superfamily superfamily	a.1.1 — Globin-like
Family Family family	a.1.1.2 — Globins

CATH v4.4 (4 domains)

Domain ID domain_id	3hrwA00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	3hrwB00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	3hrwC00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

Domain ID domain_id	3hrwD00
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	490 — Globin-like
Homologous superfamily homologous superfamily	10 — Globins

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Unit-cell length a length_a	53.081 Å
Unit-cell length b length_b	65.940 Å
Unit-cell length c length_c	150.931 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	8

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.800 Å
Low-resolution limit resolution_low	19.940 Å
R factor r_factor	0.2455
R_work r_work	0.2426
R_free r_free	0.3056

Crystal structure of hemoglobin from mouse (Mus musculus)at 2.8

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

Hemoglobin subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Hemoglobin subunit beta-1

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

3hrw__assembly_1__model_1

3hrw__assembly_1__model_1 | I(q)

3hrw__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of hemoglobin from mouse (Mus musculus)at 2.8

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

Hemoglobin subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Hemoglobin subunit beta-1

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

3hrw__assembly_1__model_1

3hrw__assembly_1__model_1 | I(q)

3hrw__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)