SAXSdb — 2lbh

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

Neurophysin 1

Bos taurus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	NEU1_BOVIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–92； UniProt 32–123 Author chain B； PDBConstruct 1–92； UniProt 32–123

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	2lbh
Deposition date deposition_date	2011-03-31
Structure title title	Solution Structure of the Dimeric Form of a Unliganded Bovine Neurophysin, Minimized Average Structure
Keywords keywords	Dimerization, Hormone, Peptide binding protein; Peptide binding protein, hormone
Experimental Method method	SOLUTION NMR

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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.

2lbh__assembly_1__model_2

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

Download this curve (.dat)

2lbh__assembly_1__model_2 | I(q)

100 plotted points; both axes use logarithmic scales.

2lbh__assembly_1__model_2 | P(r) · Pending

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

Rg（Guinier）	17.10 Å
Rg (electron density)	16.59 Å
Total Rg	17.37 Å
Atom count	2434
Residues	184
Excluded volume	22146 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2lbh__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	2	`2lbh__assembly_1__model_2`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	3	`2lbh__assembly_1__model_3`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	4	`2lbh__assembly_1__model_4`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	5	`2lbh__assembly_1__model_5`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	6	`2lbh__assembly_1__model_6`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	7	`2lbh__assembly_1__model_7`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	8	`2lbh__assembly_1__model_8`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	9	`2lbh__assembly_1__model_9`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	10	`2lbh__assembly_1__model_10`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	11	`2lbh__assembly_1__model_11`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	12	`2lbh__assembly_1__model_12`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	13	`2lbh__assembly_1__model_13`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	14	`2lbh__assembly_1__model_14`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	15	`2lbh__assembly_1__model_15`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	16	`2lbh__assembly_1__model_16`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	17	`2lbh__assembly_1__model_17`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	18	`2lbh__assembly_1__model_18`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	19	`2lbh__assembly_1__model_19`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	20	`2lbh__assembly_1__model_20`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	21	`2lbh__assembly_1__model_21`	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 (1)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d2lbha_
Class class	b — All beta proteins
Fold Fold fold	b.9 — Neurophysin II
Superfamily Superfamily superfamily	b.9.1 — Neurophysin II
Family Family family	b.9.1.1 — Neurophysin II

Domain ID domain_id	d2lbhb_
Class class	b — All beta proteins
Fold Fold fold	b.9 — Neurophysin II
Superfamily Superfamily superfamily	b.9.1 — Neurophysin II
Family Family family	b.9.1.1 — Neurophysin II

CATH v4.4 (2 domains)

Domain ID domain_id	2lbhA00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	9 — Neurophysin II; Chain A
Homologous superfamily homologous superfamily	10 — Neurohypophysial hormone domain

Domain ID domain_id	2lbhB00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	9 — Neurophysin II; Chain A
Homologous superfamily homologous superfamily	10 — Neurohypophysial hormone domain

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	1

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

Description description	Neurophysin 1
Molecular weight formula_weight	9295.5 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	51114

Source organism organism	Bos taurus
Common name common_name	bovine,cow,domestic cattle,domestic cow
NCBI taxonomy ID ncbi_taxonomy_id	9913
Host organism host_organism	Escherichia coli

Solution Structure of the Dimeric Form of a Unliganded Bovine Neurophysin, Minimized Average Structure

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

Neurophysin 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

2lbh__assembly_1__model_2

2lbh__assembly_1__model_2 | I(q)

2lbh__assembly_1__model_2 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Solution Structure of the Dimeric Form of a Unliganded Bovine Neurophysin, Minimized Average Structure

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

Neurophysin 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

2lbh__assembly_1__model_2

2lbh__assembly_1__model_2 | I(q)

2lbh__assembly_1__model_2 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)