1j2n

Solution structure of CPI-17(22-120) T38D

Method: SOLUTION NMR

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

17-kDa PKC-potentiated inhibitory protein of PP1

Sus scrofa

UniProt O18734

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

View Construct and Data Evidence
UniProt name PP14A_PIG
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 22–120

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_id1j2n
Deposition date deposition_date2003-01-07
Structure title titleSolution structure of CPI-17(22-120) T38D
Keywords keywordsHelix bundle, PROTEIN BINDING; PROTEIN BINDING
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.

1j2n__assembly_1__model_1

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

Download this curve (.dat)

1j2n__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.

1j2n__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)16.17 Å
Rg (electron density)14.76 Å
Total Rg15.99 Å
Atom count1627
Residues99
Excluded volume14248 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1j2n__assembly_1__model_1 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_idd1j2na_
Class classa — All alpha proteins
Fold Fold folda.165 — Myosin phosphatase inhibitor 17kDa protein, CPI-17
Superfamily Superfamily superfamilya.165.1 — Myosin phosphatase inhibitor 17kDa protein, CPI-17
Family Family familya.165.1.1 — Myosin phosphatase inhibitor 17kDa protein, CPI-17

CATH v4.4 (1 domains)

Domain ID domain_id1j2nA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily220 — CPI-17

7. Citations (1)