3ggx

HIV Protease, pseudo-symmetric inhibitors

Method: X-RAY DIFFRACTION

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

V-1 protease

Human immunodeficiency virus 1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	;methyl [(1S)-1-{[(1R,3S,4S)-4-{[(2S)-3,3-dimethyl-2-{3-[(6-methylpyridin-2-yl)methyl]-2-oxo-2,3-dihydro-1H-imidazol-1-yl}butanoyl]amino}-3-hydroxy-5-phenyl-1-(4-pyridin-2-ylbenzyl)pentyl]carbamoyl}-2,2-dimethylpropyl]carbamate ; × 1	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 2	;methyl [(1S)-1-{[(1R,3S,4S)-4-{[(2S)-3,3-dimethyl-2-{3-[(6-methylpyridin-2-yl)methyl]-2-oxo-2,3-dihydro-1H-imidazol-1-yl}butanoyl]amino}-3-hydroxy-5-phenyl-1-(4-pyridin-2-ylbenzyl)pentyl]carbamoyl}-2,2-dimethylpropyl]carbamate ; × 1	Consistent with protein count
3	Protein homooligomer	Homooligomer	Protein 2	;methyl [(1S)-1-{[(1R,3S,4S)-4-{[(2S)-3,3-dimethyl-2-{3-[(6-methylpyridin-2-yl)methyl]-2-oxo-2,3-dihydro-1H-imidazol-1-yl}butanoyl]amino}-3-hydroxy-5-phenyl-1-(4-pyridin-2-ylbenzyl)pentyl]carbamoyl}-2,2-dimethylpropyl]carbamate ; × 1	Consistent with protein count
4	Protein homooligomer	Homooligomer	Protein 2	;methyl [(1S)-1-{[(1R,3S,4S)-4-{[(2S)-3,3-dimethyl-2-{3-[(6-methylpyridin-2-yl)methyl]-2-oxo-2,3-dihydro-1H-imidazol-1-yl}butanoyl]amino}-3-hydroxy-5-phenyl-1-(4-pyridin-2-ylbenzyl)pentyl]carbamoyl}-2,2-dimethylpropyl]carbamate ; × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9Q2G8_9HIV1
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–99； UniProt 1–99 Author chain B； PDBConstruct 1–99； UniProt 1–99 Author chain C； PDBConstruct 1–99； UniProt 1–99 Author chain D； PDBConstruct 1–99； UniProt 1–99 Author chain E； PDBConstruct 1–99； UniProt 1–99 Author chain F； PDBConstruct 1–99； UniProt 1–99 Author chain G； PDBConstruct 1–99； UniProt 1–99 Author chain H； PDBConstruct 1–99； UniProt 1–99

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	3ggx
Deposition date deposition_date	2009-03-02
Structure title title	HIV Protease, pseudo-symmetric inhibitors
Keywords keywords	HIV Protease, pseudo-symmetric inhibitors, Hydrolase, Protease; 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.

3ggx__assembly_1__model_1

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

Download this curve (.dat)

3ggx__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3ggx__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	18.17 Å
Rg (electron density)	17.15 Å
Total Rg	18.18 Å
Atom count	1565
Residues	198
Excluded volume	28595 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3ggx__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`3ggx__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`3ggx__assembly_3__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`3ggx__assembly_4__model_1`	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 (2)

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6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d3ggxa_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxb_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxc_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxd_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxe_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxf_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxg_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

Domain ID domain_id	d3ggxh_
Class class	b — All beta proteins
Fold Fold fold	b.50 — Acid proteases
Superfamily Superfamily superfamily	b.50.1 — Acid proteases
Family Family family	b.50.1.1 — Retroviral protease (retropepsin)

CATH v4.4 (8 domains)

Domain ID domain_id	3ggxA00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxB00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxC00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxD00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxE00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxF00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxG00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

Domain ID domain_id	3ggxH00
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily	10 — Acid Proteases

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Unit-cell length a length_a	42.654 Å
Unit-cell length b length_b	195.569 Å
Unit-cell length c length_c	50.371 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	91.19 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	16

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

Resolution resolution	2.700 Å
Low-resolution limit resolution_low	42.650 Å
R factor r_factor	0.2080
R_work r_work	0.2054
R_free r_free	0.2546

Description description	V-1 protease
Molecular weight formula_weight	10803.8 kDa
Source method src_method	man
Copy count entity_count	8

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D,E,F,G,H
Atom count atom_count	6278

HIV Protease, pseudo-symmetric inhibitors

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

V-1 protease

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

3ggx__assembly_1__model_1

3ggx__assembly_1__model_1 | I(q)

3ggx__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

CATH v4.4 (8 domains)

7. Citations (1)

Source organism organism	Human immunodeficiency virus 1
NCBI taxonomy ID ncbi_taxonomy_id	11676
Host organism host_organism	Escherichia coli

HIV Protease, pseudo-symmetric inhibitors

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

V-1 protease

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

3ggx__assembly_1__model_1

3ggx__assembly_1__model_1 | I(q)

3ggx__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

CATH v4.4 (8 domains)

7. Citations (1)