SAXSdb — 5g2t

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

2-O GLYCOSAMINOGLYCAN SULFATASE

BACTEROIDES THETAIOTAOMICRON

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Other combination	Monomer	Protein 1 其他Polymer 1	4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose × 1 ZINC ION × 1 1,2-ETHANEDIOL × 8 CHLORIDE ION × 1 water × 1	Consistent with protein count
2	Other combination	Monomer	Protein 1 其他Polymer 1	4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose × 1 ZINC ION × 1 1,2-ETHANEDIOL × 9 CHLORIDE ION × 1 water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	ZINC ION × 1 1,2-ETHANEDIOL × 9 CHLORIDE ION × 1 4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid × 1 water × 1	Consistent with protein count
4	Protein monomer	Monomer	Protein 1	ZINC ION × 1 1,2-ETHANEDIOL × 7 CHLORIDE ION × 1 4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q8A7C8_BACTN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 21–489； UniProt 13–481 Author chain B； PDBConstruct 21–489； UniProt 13–481 Author chain C； PDBConstruct 21–489； UniProt 13–481 Author chain D； PDBConstruct 21–489； UniProt 13–481

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	5g2t
Deposition date deposition_date	2016-04-13
Structure title title	BT1596 in complex with its substrate 4,5 unsaturated uronic acid alpha 1,4 D-Glucosamine-2-N, 6-O-disulfate
Keywords keywords	HYDROLASE, GLYCOSAMINOGLYCAN SULFATASE; HYDROLASE
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.

5g2t__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5g2t__assembly_3__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5g2t__assembly_3__model_1 | P(r) · Pending

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

Rg（Guinier）	22.04 Å
Rg (electron density)	21.08 Å
Total Rg	21.91 Å
Atom count	3656
Residues	465
Excluded volume	64425 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5g2t__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`5g2t__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`5g2t__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`5g2t__assembly_4__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 (7)

Entity 1 Entity 1 polymer

Description description	2-O GLYCOSAMINOGLYCAN SULFATASE
Molecular weight formula_weight	54895.8 kDa
EC 编号 ec_number	3.1.6.18
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	15889

MGSSHHHHHHSSGPQQGLRQQEKPNFLIIQCDHLTQRVVGAYGQTQGCTLPIDEVASRGVIFSNAYVGCPLSQPSRAALWSGMMPHQTNVRSNSSEPVNTRLPENVPTLGSLFSESGYEAVHFGKTHDMGSLRGFKHKEPVAKPFTDPEFPVNNDSFLDVGTCEDAVAYLSNPPKEPFICIADFQNPHNICGFIGENAGVHTDRPISGPLPELPDNFDVEDWSNIPTPVQYICCSHRRMTQAAHWNEENYRHYIAAFQHYTKMVSKQVDSVLKALYSTPAGRNTIVVIMADHGDGMASHRMVTKHISFYDEMTNVPFIFAGPGIKQQKKPVDHLLTQPTLDLLPTLCDLAGIAVPAEKAGISLAPTLRGEKQKKSHPYVVSEWHSEYEYVTTPGRMVRGPRYKYTHYLEGNGEELYDMKKDPGERKNLAKDPKYSKILAEHRALLDDYITRSKDDYRSLKVDADPRCRNHTPGYPSHEGPGAREILKRK

Source Source

Source organism organism	BACTEROIDES THETAIOTAOMICRON
NCBI taxonomy ID ncbi_taxonomy_id	226186
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 branched

Description description	4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose
Molecular weight formula_weight	577.5 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	syn
Copy count entity_count	33

Entity 5 Entity 5 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 6 Entity 6 non-polymer

Description description	4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid
Molecular weight formula_weight	256.2 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 7 Entity 7 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	1172

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	5g2tA00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	720 — Alkaline Phosphatase, subunit A
Homologous superfamily homologous superfamily	10 — Alkaline Phosphatase, subunit A

Domain ID domain_id	5g2tB00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	720 — Alkaline Phosphatase, subunit A
Homologous superfamily homologous superfamily	10 — Alkaline Phosphatase, subunit A

Domain ID domain_id	5g2tC00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	720 — Alkaline Phosphatase, subunit A
Homologous superfamily homologous superfamily	10 — Alkaline Phosphatase, subunit A

Domain ID domain_id	5g2tD00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	720 — Alkaline Phosphatase, subunit A
Homologous superfamily homologous superfamily	10 — Alkaline Phosphatase, subunit A

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Unit-cell length a length_a	69.207 Å
Unit-cell length b length_b	114.526 Å
Unit-cell length c length_c	127.293 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	100.04 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

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	125.340 Å
R factor r_factor	0.1622
R_work r_work	0.1603
R_free r_free	0.1981

BT1596 in complex with its substrate 4,5 unsaturated uronic acid alpha 1,4 D-Glucosamine-2-N, 6-O-disulfate

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

2-O GLYCOSAMINOGLYCAN SULFATASE

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

5g2t__assembly_3__model_1

5g2t__assembly_3__model_1 | I(q)

5g2t__assembly_3__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 branched

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

BT1596 in complex with its substrate 4,5 unsaturated uronic acid alpha 1,4 D-Glucosamine-2-N, 6-O-disulfate

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

2-O GLYCOSAMINOGLYCAN SULFATASE

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

5g2t__assembly_3__model_1

5g2t__assembly_3__model_1 | I(q)

5g2t__assembly_3__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 (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 branched

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)