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2eat

Crystal structure of the SR CA2+-ATPASE with bound CPA and TG

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

Sarcoplasmic/endoplasmic reticulum calcium ATPase 1

OrganismNot specified

UniProt P04191

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 ;OCTANOIC ACID [3S-[3ALPHA, 3ABETA, 4ALPHA, 6BETA, 6ABETA, 7BETA, 8ALPHA(Z), 9BALPHA]]-6-(ACETYLOXY)-2,3,-3A,4,5,6,6A,7,8,9B-DECAHYDRO-3,3A-DIHYDROXY-3,6,9-TRIMETHYL-8-[(2-METHYL-1-OXO-2-BUTENYL)OX Y]-2-OXO-4-(1-OXOBUTOXY)-AZULENO[4,5-B]FURAN-7-YL ESTER ; × 1 (6AR,11AS,11BR)-10-ACETYL-9-HYDROXY-7,7-DIMETHYL-2,6,6A,7,11A,11B-HEXAHYDRO-11H-PYRROLO[1',2':2,3]ISOINDOLO[4,5,6-CD]INDOL-11-ONE × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1kju 1su4 1t5s 1t5t 1xp5 2by4 2c88 2c8k 2c8l 2c9m 2c9m 2dqs

67 assemblies; showing the first 12

Homodimer
1iwo 1vfp 2agv 3b9r 3j7t

5 assemblies

Homotetramer
1wpg

1 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex
2voy 4y3u

2 assemblies

View Construct and Data Evidence
UniProt name AT2A1_RABIT
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–994； UniProt 1–993

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_id2eat
Deposition date deposition_date2007-02-02
Structure title titleCrystal structure of the SR CA2+-ATPASE with bound CPA and TG
Keywords keywordsMEMBRANE PROTEIN, P-TYPE ATPASE, HAD FOLD, Ca2+, ion pump, HYDROLASE; HYDROLASE
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.

2eat__assembly_1__model_1

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

Download this curve (.dat)

2eat__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

2eat__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）38.27 Å
Rg (electron density)38.86 Å
Total Rg38.83 Å
Atom count7744
Residues994
Excluded volume139290 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2eat__assembly_1__model_1 monomeric （1） 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) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd2eata1
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.33 — Metal cation-transporting ATPase, transmembrane domain
Superfamily Superfamily superfamilyf.33.1 — Metal cation-transporting ATPase, transmembrane domain
Family Family familyf.33.1.1 — Metal cation-transporting ATPase, transmembrane domain
Domain ID domain_idd2eata2
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.7 — Metal cation-transporting ATPase, actuator domain A
Family Family familyb.82.7.1 — Metal cation-transporting ATPase, actuator domain A
Domain ID domain_idd2eata3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.108 — HAD-like
Superfamily Superfamily superfamilyc.108.1 — HAD-like
Family Family familyc.108.1.7 — Meta-cation ATPase, catalytic domain P
Domain ID domain_idd2eata4
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.220 — Metal cation-transporting ATPase, ATP-binding domain N
Superfamily Superfamily superfamilyd.220.1 — Metal cation-transporting ATPase, ATP-binding domain N
Family Family familyd.220.1.1 — Metal cation-transporting ATPase, ATP-binding domain N

CATH v4.4 (4 domains)

Domain ID domain_id2eatA01
Class class2 — Mainly Beta
Architecture architecture70 — Distorted Sandwich
Topology topology150 — Calcium-transporting ATPase, cytoplasmic transduction domain A
Homologous superfamily homologous superfamily10 — Calcium-transporting ATPase, cytoplasmic transduction domain A
Domain ID domain_id2eatA02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1110 — Calcium-transporting ATPase, transmembrane domain
Homologous superfamily homologous superfamily10 — Calcium-transporting ATPase, transmembrane domain
Domain ID domain_id2eatA03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1000 — HAD superfamily/HAD-like
Domain ID domain_id2eatA04
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1110 — Calcium-transporting ATPase, cytoplasmic domain N
Homologous superfamily homologous superfamily10 — Calcium-transporting ATPase, cytoplasmic domain N
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7. Citations (6)