SAXSdb — 1gov

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

RIBONUCLEASE

OrganismNot specified

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 54–162	Not recorded	SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7；pH 7.00	Resolution 2.00 Å
2	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain B； UniProt 54–162	Not recorded	SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7；pH 7.00	Resolution 2.00 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 1GOV	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1BUJ STRUCTURE OF BINASE IN SOLUTION Deposited 1998-09-04	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 54–162（109 aa）	Not recorded	No recorded non-water small molecule	SOLUTION NMR NMR measurement conditions pH 6.7；303 K；Ionic strength (raw mmCIF value) 0.04；Pressure 1	Resolution not provided
1GOU Ribonuclease Binase (G Specific Endonuclease) Unliganded Form Deposited 2001-10-26	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 54–162（109 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 9；pH 9.00	Resolution 1.65 Å R-free 0.176
1GOU Ribonuclease Binase (G Specific Endonuclease) Unliganded Form Deposited 2001-10-26	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 54–162（109 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 9；pH 9.00	Resolution 1.65 Å R-free 0.176
1GOY HYDROLASE(ENDORIBONUCLEASE)RIBONUCLEASE BI(G SPECIFIC ENDONUCLEASE) (E.C.3.1.27.-) COMPLEXED WITH GUANOSINE-3'-PHOSPHATE (3'-GMP) Deposited 2001-10-26	Different ligand/ion	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 54–162（109 aa）	Not recorded	3GP GUANOSINE-3'-MONOPHOSPHATE × 1 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；pH 7.00	Resolution 2.00 Å
1GOY HYDROLASE(ENDORIBONUCLEASE)RIBONUCLEASE BI(G SPECIFIC ENDONUCLEASE) (E.C.3.1.27.-) COMPLEXED WITH GUANOSINE-3'-PHOSPHATE (3'-GMP) Deposited 2001-10-26	Parsed fields agree	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 54–162（109 aa）	Not recorded	SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；pH 7.00	Resolution 2.00 Å
2RBI STRUCTURE OF BINASE MUTANT HIS 101 ASN Deposited 1996-11-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 54–162（109 aa）	Mutation：H101N	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；291 K；VAPOR DIFFUSION METHOD, WITH 12MG/ML BINASE HIS101ASN, 40MM GLYCINE PH 7.5, 8.75% POLYETHYL- ENE GLYCOL MR 10,000 AND 2.5% SATURATED SODIUM CITRATE IN THE HANGING DROP, AND 17.5% PEG 10,000, 60MM GLYCINE PH 7.5 AND 5% SODIUM CITRATE IN WELL. LEFT FOR 2 DAYS AT 18 DEGREES CENTIGRADE., vapor diffusion, temperature 291K	Resolution 2.20 Å
2RBI STRUCTURE OF BINASE MUTANT HIS 101 ASN Deposited 1996-11-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 54–162（109 aa）	Mutation：H101N	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 7.5；291 K；VAPOR DIFFUSION METHOD, WITH 12MG/ML BINASE HIS101ASN, 40MM GLYCINE PH 7.5, 8.75% POLYETHYL- ENE GLYCOL MR 10,000 AND 2.5% SATURATED SODIUM CITRATE IN THE HANGING DROP, AND 17.5% PEG 10,000, 60MM GLYCINE PH 7.5 AND 5% SODIUM CITRATE IN WELL. LEFT FOR 2 DAYS AT 18 DEGREES CENTIGRADE., vapor diffusion, temperature 291K	Resolution 2.20 Å
4HAA Structure of Ribonuclease Binase Glu43Ala/Phe81Ala Mutant Deposited 2012-09-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 54–162（109 aa） Fragment：UNP residues 54-162	Mutation：E43A/F81A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3.5；298 K；10 mg/mL protein, reservoir: 0.1 M citric acid, pH 3.5, 3 M sodium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.90 Å R-free 0.205
4HAA Structure of Ribonuclease Binase Glu43Ala/Phe81Ala Mutant Deposited 2012-09-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 54–162（109 aa） Fragment：UNP residues 54-162	Mutation：E43A/F81A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3.5；298 K；10 mg/mL protein, reservoir: 0.1 M citric acid, pH 3.5, 3 M sodium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.90 Å R-free 0.205
4HAA Structure of Ribonuclease Binase Glu43Ala/Phe81Ala Mutant Deposited 2012-09-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 54–162（109 aa） Fragment：UNP residues 54-162	Mutation：E43A/F81A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3.5；298 K；10 mg/mL protein, reservoir: 0.1 M citric acid, pH 3.5, 3 M sodium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.90 Å R-free 0.205
4HAA Structure of Ribonuclease Binase Glu43Ala/Phe81Ala Mutant Deposited 2012-09-26	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain D 54–162（109 aa） Fragment：UNP residues 54-162	Mutation：E43A/F81A	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3.5；298 K；10 mg/mL protein, reservoir: 0.1 M citric acid, pH 3.5, 3 M sodium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.90 Å R-free 0.205

5 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	RN_BACIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 8–116； UniProt 54–162 Author chain B； PDBConstruct 8–116； UniProt 54–162

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	1gov
Deposition date deposition_date	2001-10-26
Structure title title	RIBONUCLEASE BI(G SPECIFIC ENDONUCLEASE) COMPLEXED WITH SULFATE IONS
Keywords keywords	HYDROLASE, ENDORIBONUCLEASE, NUCLEASE; HYDROLASE
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	20.19 Å
Radius of gyration Rg (electron density) rg_electron	19.75 Å
Forward intensity I(0) i0	11528500.00
Molecular weight molecular_weight	24611.0 kDa
Excluded volume excluded_volume	30444 Å³
Envelope volume envelope_volume	36220 Å³
Hydration-shell volume shell_volume	16047 Å³
Envelope diameter envelope_diameter	68.9 Å
Shell Rg shell_rg	25.04 Å
Envelope Rg envelope_rg	19.81 Å
Shape Rg shape_rg	19.74 Å
Total Rg total_rg	20.55 Å
Total atoms total_atoms	1738
Residues n_residues	216
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	69.6 Å
Rg (real space) rg_real	20.23 Å
Rg uncertainty (real space) rg_real_error	0.61 Å
I(0) (real space) i0_real	1.1530e+07
I(0) uncertainty (real space) i0_real_error	1.6970e+05
Rg (reciprocal space) rg_reciprocal	20.22 Å
I(0) (reciprocal space) i0_reciprocal	11530000.0000
Solution quality estimate total_estimate	0.8669
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	19.9 Å
Skewness Skewness skewness	0.387
Kurtosis Kurtosis kurtosis	-0.389
Angular range angular_range	— – 0.3950 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	4172000.0000
Real-space data points n_real_points	71
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.787; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.911; Smooth: 0.995

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

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7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1gova_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.1 — Microbial ribonucleases
Superfamily Superfamily superfamily	d.1.1 — Microbial ribonucleases
Family Family family	d.1.1.2 — Bacterial ribonucleases

Domain ID domain_id	d1govb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.1 — Microbial ribonucleases
Superfamily Superfamily superfamily	d.1.1 — Microbial ribonucleases
Family Family family	d.1.1.2 — Bacterial ribonucleases

CATH v4.4 (2 domains)

Domain ID domain_id	1govA00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	30 — Microbial ribonucleases

Domain ID domain_id	1govB00
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	450 — Nuclear Transport Factor 2; Chain: A,
Homologous superfamily homologous superfamily	30 — Microbial ribonucleases

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8. Citations (4)

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Unit-cell length a length_a	111.380 Å
Unit-cell length b length_b	69.560 Å
Unit-cell length c length_c	33.460 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	2.000 Å
Low-resolution limit resolution_low	10.000 Å
R factor r_factor	—
R_work r_work	0.1910
R_free r_free	—

Description description	RIBONUCLEASE
Molecular weight formula_weight	12974.5 kDa
EC 编号 ec_number	3.1.27.3
Source method src_method	nat
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	1935

RIBONUCLEASE BI(G SPECIFIC ENDONUCLEASE) COMPLEXED WITH SULFATE IONS

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

RIBONUCLEASE

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

8. Citations (4)

9. Files and Curves (10)

Files (7)

Curves (3)

Description description	SULFATE ION
Molecular weight formula_weight	96.1 kDa
Source method src_method	syn
Copy count entity_count	4

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	182

fit	/app/data/saxs_computation/go/1gov/1gov.fit
pddf	/app/data/pr_computation/go/1gov/1gov.pr.out
profile	/app/data/saxs_computation/go/1gov/1gov.dat