SAXSdb — 1gy2

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

RUSTICYANIN

THIOBACILLUS FERROOXIDANS

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	COPPER (II) ION × 1 GLYCEROL × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	COPPER (II) ION × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RUS2_ACIF2
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–155； UniProt 33–187 Author chain B； PDBConstruct 1–155； UniProt 33–187

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	1gy2
Deposition date deposition_date	2002-04-16
Structure title title	Crystal structure of Met148Leu rusticyanin
Keywords keywords	S86D, M148L, RUSTICYANIN, MUTANT, METAL-BINDING, ELECTRON TRANSPORT, PERIPLASMIC; ELECTRON 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.

1gy2__assembly_1__model_1

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

Download this curve (.dat)

1gy2__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1gy2__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	15.31 Å
Rg (electron density)	14.16 Å
Total Rg	15.58 Å
Atom count	1177
Residues	155
Excluded volume	21227 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1gy2__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1gy2__assembly_2__model_1`	monomeric （1）	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	RUSTICYANIN
Molecular weight formula_weight	16550.9 kDa
Mutation mutation	YES
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	2484

GTLDTTWKEATLPQVKAMLEKDTGKVSGDTVTYSGKTVHVVAAAVLPGFPFPSFEVHDKKNPTLEIPAGATVDVTFINTNKGFGHSFDITKKGPPYAVMPVIDPIVAGTGFSPVPKDGKFGYTNFTWHPTAGTYYYVCQIPGHAATGLFGKIVVK

Source Source

Source organism organism	THIOBACILLUS FERROOXIDANS
NCBI taxonomy ID ncbi_taxonomy_id	920
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	COPPER (II) ION
Molecular weight formula_weight	63.5 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	136

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1gy2a_
Class class	b — All beta proteins
Fold Fold fold	b.6 — Cupredoxin-like
Superfamily Superfamily superfamily	b.6.1 — Cupredoxins
Family Family family	b.6.1.1 — Plastocyanin/azurin-like

Domain ID domain_id	d1gy2b_
Class class	b — All beta proteins
Fold Fold fold	b.6 — Cupredoxin-like
Superfamily Superfamily superfamily	b.6.1 — Cupredoxins
Family Family family	b.6.1.1 — Plastocyanin/azurin-like

CATH v4.4 (2 domains)

Domain ID domain_id	1gy2A00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	420 — Cupredoxins - blue copper proteins

Domain ID domain_id	1gy2B00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	420 — Cupredoxins - blue copper proteins

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Unit-cell length a length_a	43.450 Å
Unit-cell length b length_b	61.430 Å
Unit-cell length c length_c	53.470 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	96.31 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

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

Resolution resolution	1.820 Å
Low-resolution limit resolution_low	53.400 Å
R factor r_factor	0.1840
R_work r_work	0.1830
R_free r_free	0.2190

Crystal structure of Met148Leu rusticyanin

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

RUSTICYANIN

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

1gy2__assembly_1__model_1

1gy2__assembly_1__model_1 | I(q)

1gy2__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

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Crystal structure of Met148Leu rusticyanin

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

RUSTICYANIN

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

1gy2__assembly_1__model_1

1gy2__assembly_1__model_1 | I(q)

1gy2__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

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)