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1sdb

PORCINE DESB1-2 DESPENTAPEPTIDE(B26-B30) INSULIN

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

DESB1-2 DESPENTAPEPTIDE (B26-B30) INSULIN

OrganismNot specified

UniProt P01315

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1b17 1b18 1b19 1b2a 1b2b 1b2c 1b2d 1b2e 1b2f 1b2g 1dei 1dei

51 assemblies; showing the first 12

Homotetramer
1b17 1b18 1b19 1b2a 1b2b 1b2d 1b2e 1b2f 1dei 1iza 1izb 1izb

31 assemblies; showing the first 12

Other homooligomers
1b17 1b18 1b19 1b2a 1b2b 1b2c 1b2d 1b2e 1iza 1izb 1izb 1izb

37 assemblies; showing the first 12

Heteromeric or nucleic-acid complex
6z7z 6z7z 7ins 7ins 7ins 7ins 7ins 7ins

8 assemblies

View Construct and Data Evidence
UniProt name INS_PIG
Isoform —
PDB entities 1, 2
Chains and sequence ranges Author chain A； PDBConstruct 1–21； UniProt 88–108 Author chain B； PDBConstruct 1–23； UniProt 27–49

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_id1sdb
Deposition date deposition_date1996-01-29
Structure title titlePORCINE DESB1-2 DESPENTAPEPTIDE(B26-B30) INSULIN
Keywords keywordsHORMONE; HORMONE
Experimental Method methodX-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.

1sdb__assembly_1__model_1

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

Download this curve (.dat)

1sdb__assembly_1__model_1 | I(q)

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

1sdb__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）11.14 Å
Rg (electron density)9.72 Å
Total Rg11.09 Å
Atom count345
Residues44
Excluded volume6092 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1sdb__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)

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6. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1sdb.1
Class classg — Small proteins
Fold Fold foldg.1 — Insulin-like
Superfamily Superfamily superfamilyg.1.1 — Insulin-like
Family Family familyg.1.1.1 — Insulin-like
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7. Citations (2)