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1rdk

MANNOSE-BINDING PROTEIN, SUBTILISIN DIGEST FRAGMENT COMPLEX WITH D-GALACTOSE

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

MANNOSE-BINDING PROTEIN-C

Rattus rattus

UniProt P08661

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 beta-D-galactopyranose × 2 CALCIUM ION × 4 CHLORIDE ION × 1 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1kza 1kzb 1kzc 1kzd 1kze 1rdi 1rdj 1rdk 1rdl 1rdm 1rdn 1rdo

12 assemblies

Homotetramer
1bv4

1 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name MBL2_RAT
Isoform —
PDB entities 1
Chains and sequence ranges Author chain 1； PDBConstruct 1–113； UniProt 132–244 Author chain 2； PDBConstruct 1–113； UniProt 132–244

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_id1rdk
Deposition date deposition_date1995-09-05
Structure title titleMANNOSE-BINDING PROTEIN, SUBTILISIN DIGEST FRAGMENT COMPLEX WITH D-GALACTOSE
Keywords keywordsC-TYPE LECTIN, CALCIUM-BINDING PROTEIN, LECTIN; LECTIN
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.

1rdk__assembly_1__model_1

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

Download this curve (.dat)

1rdk__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1rdk__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）21.54 Å
Rg (electron density)20.69 Å
Total Rg21.27 Å
Atom count1776
Residues223
Excluded volume31248 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1rdk__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)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1rdk1_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.169 — C-type lectin-like
Superfamily Superfamily superfamilyd.169.1 — C-type lectin-like
Family Family familyd.169.1.1 — C-type lectin domain
Domain ID domain_idd1rdk2_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.169 — C-type lectin-like
Superfamily Superfamily superfamilyd.169.1 — C-type lectin-like
Family Family familyd.169.1.1 — C-type lectin domain

CATH v4.4 (2 domains)

Domain ID domain_id1rdk100
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology100 — Mannose-Binding Protein A; Chain A
Homologous superfamily homologous superfamily10 — Mannose-Binding Protein A, subunit A
Domain ID domain_id1rdk200
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology100 — Mannose-Binding Protein A; Chain A
Homologous superfamily homologous superfamily10 — Mannose-Binding Protein A, subunit A
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7. Citations (5)