← Back to search
1cis

CONTEXT DEPENDENCE OF PROTEIN SECONDARY STRUCTURE FORMATION. THE THREE-DIMENSIONAL STRUCTURE AND STABILITY OF A HYBRID BETWEEN CHYMOTRYPSIN INHIBITOR 2 AND HELIX E FROM SUBTILISIN CARLSBERG

Method: SOLUTION NMR
▼

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

HYBRID PROTEIN FORMED FROM CHYMOTRYPSIN INHIBITOR-2

Hordeum vulgare, Bacillus licheniformis

UniProt P01053

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1cis 1ypa 1ypb 1ypc 3ci2 7a3m 7aok

7 assemblies

Homodimer
1ciq 1cir

2 assemblies

Homotetramer
1cq4

1 assemblies

Other homooligomers
1ciq 1coa 1cq4 1cq4 2ci2 6qiy 6qiz 7a1h 7aon

9 assemblies

Heteromeric or nucleic-acid complex
1lw6 2sni 5fbz 5fbz 5ffn

5 assemblies

View Construct and Data Evidence
UniProt name ICI2_HORVU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–66； UniProt 21–83

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_id1cis
Deposition date deposition_date1993-04-23
Structure title titleCONTEXT DEPENDENCE OF PROTEIN SECONDARY STRUCTURE FORMATION. THE THREE-DIMENSIONAL STRUCTURE AND STABILITY OF A HYBRID BETWEEN CHYMOTRYPSIN INHIBITOR 2 AND HELIX E FROM SUBTILISIN CARLSBERG
Keywords keywordsHYBRID PROTEIN; HYBRID 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.

1cis__assembly_1__model_1

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

Download this curve (.dat)

1cis__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.

1cis__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）12.27 Å
Rg (electron density)10.94 Å
Total Rg12.39 Å
Atom count1082
Residues66
Excluded volume9532 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1cis__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1cis__assembly_1__model_2 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1cis__assembly_1__model_3 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1cis__assembly_1__model_4 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1cis__assembly_1__model_5 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1cis__assembly_1__model_6 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1cis__assembly_1__model_7 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1cis__assembly_1__model_8 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1cis__assembly_1__model_9 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1cis__assembly_1__model_10 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 1cis__assembly_1__model_11 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 1cis__assembly_1__model_12 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 1cis__assembly_1__model_13 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 1cis__assembly_1__model_14 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 1cis__assembly_1__model_15 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (1)

▼

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1cisa_
Class classk — Designed proteins
Fold Fold foldk.1 — Hybrid and chimeric proteins
Superfamily Superfamily superfamilyk.1.1 — Hybrid and chimeric proteins
Family Family familyk.1.1.1 — Hybrid and chimeric proteins

CATH v4.4 (1 domains)

Domain ID domain_id1cisA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology10 — Trypsin Inhibitor V; Chain A
Homologous superfamily homologous superfamily10 — Trypsin Inhibitor V, subunit A
▶

7. Citations (3)