5tuq

Crystal Structure of a 6-Cyclohexylmethyl-3-hydroxypyrimidine-2,4-dione Inhibitor in Complex with HIV Reverse Transcriptase

Method: X-RAY DIFFRACTION

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

HIV-1 REVERSE TRANSCRIPTASE

Human immunodeficiency virus type 1 group M subtype B (isolate BH10)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	1-[(benzyloxy)methyl]-6-(cyclohexylmethyl)-3-hydroxy-5-(propan-2-yl)pyrimidine-2,4(1H,3H)-dione × 1 MAGNESIUM ION × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	POL_HV1B1
Isoform	—
PDB entities	1, 2
Chains and sequence ranges	Author chain A； PDBConstruct 3–557； UniProt 600–1154 Author chain B； PDBConstruct 2–429； UniProt 600–1027

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	5tuq
Deposition date deposition_date	2016-11-07
Structure title title	Crystal Structure of a 6-Cyclohexylmethyl-3-hydroxypyrimidine-2,4-dione Inhibitor in Complex with HIV Reverse Transcriptase
Keywords keywords	HIV-1, REVERSE TRANSCRIPTASE, INHIBITOR, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
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.

5tuq__assembly_1__model_1

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

Download this curve (.dat)

5tuq__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5tuq__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	35.30 Å
Rg (electron density)	34.55 Å
Total Rg	35.25 Å
Atom count	7899
Residues	960
Excluded volume	142350 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5tuq__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 (5)

Entity 1 Entity 1 polymer

Description description	HIV-1 REVERSE TRANSCRIPTASE
Molecular weight formula_weight	64105.4 kDa
EC 编号 ec_number	3.4.23.16,2.7.7.49,2.7.7.7,3.1.26.13,3.1.13.2
Mutation mutation	C280S
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	8021

MVPISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISKIGPENPYNTPVFAIKKKDSTKWRKLVDFRELNKRTQDFWEVQLGIPHPAGLKKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVLPQGWKGSPAIFQSSMTKILEPFKKQNPDIVIYQYMDDLYVGSDLEIGQHRTKIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPEKDSWTVNDIQKLVGKLNWASQIYPGIKVRQLSKLLRGTKALTEVIPLTEEAELELAENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNLKTGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETWETWWTEYWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANRETKLGKAGYVTNKGRQKVVPLTNTTNQKTELQAIYLALQDSGLEVNIVTDSQYALGIIQAQPDKSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQVDKLVSAG

Source Source

Source organism organism	Human immunodeficiency virus type 1 group M subtype B (isolate BH10)
Common name common_name	HIV-1
NCBI taxonomy ID ncbi_taxonomy_id	11678
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	HIV-1 REVERSE TRANSCRIPTASE
Molecular weight formula_weight	50096.5 kDa
EC 编号 ec_number	3.4.23.16,2.7.7.49,2.7.7.7,3.1.26.13,3.1.13.2
Mutation mutation	C280S
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

GPISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISKIGPENPYNTPVFAIKKKDSTKWRKLVDFRELNKRTQDFWEVQLGIPHPAGLKKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVLPQGWKGSPAIFQSSMTKILEPFKKQNPDIVIYQYMDDLYVGSDLEIGQHRTKIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYELHPDKWTVQPIVLPEKDSWTVNDIQKLVGKLNWASQIYPGIKVRQLSKLLRGTKALTEVIPLTEEAELELAENREILKEPVHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNLKTGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPIQKETWETWWTEYWQATWIPEWEFVNTPPLVKLWYQ

Source Source

Source organism organism	Human immunodeficiency virus type 1 group M subtype B (isolate BH10)
Common name common_name	HIV-1
NCBI taxonomy ID ncbi_taxonomy_id	11678
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 non-polymer

Description description	1-[(benzyloxy)methyl]-6-(cyclohexylmethyl)-3-hydroxy-5-(propan-2-yl)pyrimidine-2,4(1H,3H)-dione
Molecular weight formula_weight	386.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	122

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6. Fold Classification (SCOP + CATH) 13 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d5tuqa1
Class class	e — Multi-domain proteins (alpha and beta)
Fold Fold fold	e.8 — DNA/RNA polymerases
Superfamily Superfamily superfamily	e.8.1 — DNA/RNA polymerases
Family Family family	e.8.1.2 — Reverse transcriptase

Domain ID domain_id	d5tuqa2
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamily	c.55.3 — Ribonuclease H-like
Family Family family	c.55.3.0 — automated matches

Domain ID domain_id	d5tuqa3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d5tuqb_
Class class	e — Multi-domain proteins (alpha and beta)
Fold Fold fold	e.8 — DNA/RNA polymerases
Superfamily Superfamily superfamily	e.8.1 — DNA/RNA polymerases
Family Family family	e.8.1.2 — Reverse transcriptase

CATH v4.4 (9 domains)

Domain ID domain_id	5tuqA01
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1

Domain ID domain_id	5tuqA02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

Domain ID domain_id	5tuqA03
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

Domain ID domain_id	5tuqA04
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

Domain ID domain_id	5tuqA05
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily	10 — Ribonuclease H-like superfamily/Ribonuclease H

Domain ID domain_id	5tuqB01
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	10 — HIV Type 1 Reverse Transcriptase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — HIV Type 1 Reverse Transcriptase, subunit A, domain 1

Domain ID domain_id	5tuqB02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

Domain ID domain_id	5tuqB03
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

Domain ID domain_id	5tuqB04
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	270 — Reverse transcriptase/Diguanylate cyclase domain

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Unit-cell length a length_a	161.901 Å
Unit-cell length b length_b	72.355 Å
Unit-cell length c length_c	107.334 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	99.87 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.705 Å
Low-resolution limit resolution_low	48.022 Å
R factor r_factor	0.2152
R_work r_work	0.2125
R_free r_free	0.2647

Crystal Structure of a 6-Cyclohexylmethyl-3-hydroxypyrimidine-2,4-dione Inhibitor in Complex with HIV Reverse Transcriptase

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

HIV-1 REVERSE TRANSCRIPTASE

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

5tuq__assembly_1__model_1

5tuq__assembly_1__model_1 | I(q)

5tuq__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 13 domains

SCOP 2.08 (4 domains)

CATH v4.4 (9 domains)

7. Citations (1)

Crystal Structure of a 6-Cyclohexylmethyl-3-hydroxypyrimidine-2,4-dione Inhibitor in Complex with HIV Reverse Transcriptase

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

HIV-1 REVERSE TRANSCRIPTASE

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

5tuq__assembly_1__model_1

5tuq__assembly_1__model_1 | I(q)

5tuq__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 13 domains

SCOP 2.08 (4 domains)

CATH v4.4 (9 domains)

7. Citations (1)