SAXSdb — 2upj

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

HIV-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	;[2-(3-{[6-(1-BENZYL-PROPYL)-4-HYDROXY-2-OXO-2H-PYRAN-3-YL]-CYCLOPROPYL-METHYL}-PHENYLCARBAMOYL)-ETHYL]-CARBAMIC ACID TERT-BUTYL ESTER ; × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	POL_HV1BR
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–99； UniProt 69–167 Author chain B； PDBConstruct 1–99； UniProt 69–167

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	2upj
Deposition date deposition_date	1996-03-04
Structure title title	HIV-1 PROTEASE COMPLEX WITH U100313 ([3-[[3-[CYCLOPROPYL [4-HYDROXY-2OXO-6-[1-(PHENYLMETHYL)PROPYL]-2H-PYRAN-3-YL] METHYL]PHENYL]AMINO]-3-OXO-PROPYL]CARBAMIC ACID TERT-BUTYL ESTER)
Keywords keywords	HYDROLASE (ACID PROTEASE); HYDROLASE (ACID PROTEASE)
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.

2upj__assembly_1__model_1

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

Download this curve (.dat)

2upj__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2upj__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	18.22 Å
Rg (electron density)	17.17 Å
Total Rg	18.24 Å
Atom count	1557
Residues	198
Excluded volume	28470 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2upj__assembly_1__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 (3)

Entity 1 Entity 1 polymer

Description description	HIV-1 PROTEASE
Molecular weight formula_weight	10803.8 kDa
EC 编号 ec_number	3.4.23.16
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	1613

PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF

Source Source

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

Entity 2 Entity 2 non-polymer

Description description	;[2-(3-{[6-(1-BENZYL-PROPYL)-4-HYDROXY-2-OXO-2H-PYRAN-3-YL]-CYCLOPROPYL-METHYL}-PHENYLCARBAMOYL)-ETHYL]-CARBAMIC ACID TERT-BUTYL ESTER ;
Molecular weight formula_weight	558.7 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	56

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d2upja_
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	d2upjb_
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 (2 domains)

Domain ID domain_id	2upjA00
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	2upjB00
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	59.260 Å
Unit-cell length b length_b	87.214 Å
Unit-cell length c length_c	46.192 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 2
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	10.000 Å
R factor r_factor	—
R_work r_work	0.1440
R_free r_free	—

HIV-1 PROTEASE COMPLEX WITH U100313 ([3-[[3-[CYCLOPROPYL [4-HYDROXY-2OXO-6-[1-(PHENYLMETHYL)PROPYL]-2H-PYRAN-3-YL] METHYL]PHENYL]AMINO]-3-OXO-PROPYL]CARBAMIC ACID TERT-BUTYL ESTER)

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

HIV-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

2upj__assembly_1__model_1

2upj__assembly_1__model_1 | I(q)

2upj__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

HIV-1 PROTEASE COMPLEX WITH U100313 ([3-[[3-[CYCLOPROPYL [4-HYDROXY-2OXO-6-[1-(PHENYLMETHYL)PROPYL]-2H-PYRAN-3-YL] METHYL]PHENYL]AMINO]-3-OXO-PROPYL]CARBAMIC ACID TERT-BUTYL ESTER)

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

HIV-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

2upj__assembly_1__model_1

2upj__assembly_1__model_1 | I(q)

2upj__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)