2k1q

NMR structure of hepatitis c virus ns3 serine protease complexed with the non-covalently bound phenethylamide inhibitor

Method: SOLUTION NMR
▼

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

NS3 PROTEASE

Hepatitis C virus

UniProt P90191

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 2 PHENETHYLAMIDE × 1 ZINC ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name P90191_9HEPC
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–180; UniProt 1027–1206

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id2k1q
Deposition date deposition_date2008-03-13
Structure title titleNMR structure of hepatitis c virus ns3 serine protease complexed with the non-covalently bound phenethylamide inhibitor
Keywords keywords;SERINE PROTEASE, NS3, HEPATITIS C VIRUS, NON COVALENT INHIBITOR, Envelope protein, Helicase, Hydrolase, Nucleotide-binding, RNA replication, Transmembrane, VIRAL PROTEIN ;; VIRAL PROTEIN
Experimental Method methodSOLUTION NMR
▼

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.

2k1q__assembly_1__model_1

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

Download this curve (.dat)

2k1q__assembly_1__model_1 | I(q)

10-2 10-1 105 106 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2k1q__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)17.14 Å
Rg (electron density)15.98 Å
Total Rg17.15 Å
Atom count2534
Residues167
Excluded volume22505 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2k1q__assembly_1__model_1 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2k1q__assembly_1__model_2 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 2k1q__assembly_1__model_3 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 2k1q__assembly_1__model_4 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 2k1q__assembly_1__model_5 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 2k1q__assembly_1__model_6 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 2k1q__assembly_1__model_7 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 2k1q__assembly_1__model_8 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 2k1q__assembly_1__model_9 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 2k1q__assembly_1__model_10 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 2k1q__assembly_1__model_11 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 2k1q__assembly_1__model_12 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 2k1q__assembly_1__model_13 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 2k1q__assembly_1__model_14 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 2k1q__assembly_1__model_15 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 2k1q__assembly_1__model_16 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 2k1q__assembly_1__model_17 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 2k1q__assembly_1__model_18 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 2k1q__assembly_1__model_19 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 2k1q__assembly_1__model_20 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download
▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (3)

▼

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2k1qa1
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.3 — Viral proteases
Domain ID domain_idd2k1qa2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id2k1qA01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily120 —
Domain ID domain_id2k1qA02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
▶

7. Citations (1)