SAXSdb — 3o7l

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

cAMP-dependent protein kinase catalytic subunit alpha

Mus musculus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 3	Cardiac phospholamban × 1 （P61014） MAGNESIUM ION × 2 DI(HYDROXYETHYL)ETHER × 1 PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	KAPCA_MOUSE
Isoform	—
PDB entities	1, 2
Chains and sequence ranges	Author chain B； PDBConstruct 1–350； UniProt 2–351 Author chain D； PDBConstruct 1–350； UniProt 2–351

Cardiac phospholamban

OrganismNot specified

UniProt P61014

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 3	cAMP-dependent protein kinase catalytic subunit alpha × 1 （P05132） cAMP-dependent protein kinase catalytic subunit alpha × 1 （P05132） MAGNESIUM ION × 2 DI(HYDROXYETHYL)ETHER × 1 PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	PPLA_MOUSE
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain I； PDBConstruct 1–15； UniProt 4–18

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_id	3o7l
Deposition date deposition_date	2010-07-30
Structure title title	Crystal Structure of phospholamban (1-19):PKA C-subunit:AMP-PNP:Mg2+ complex
Keywords keywords	;Protein Kinase A, Phospholamban, Allostery, Substrate Recognition, Conformational Selection, Intrinsically Disordered Proteins, Membrane Proteins, TRANSFERASE ;; TRANSFERASE
Experimental Method method	X-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.

3o7l__assembly_1__model_1

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

Download this curve (.dat)

3o7l__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3o7l__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	28.67 Å
Rg (electron density)	27.56 Å
Total Rg	28.29 Å
Atom count	5210
Residues	674
Excluded volume	92525 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3o7l__assembly_1__model_1`	trimeric （3）	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 (7)

Entity 1 Entity 1 polymer

Description description	cAMP-dependent protein kinase catalytic subunit alpha
Molecular weight formula_weight	40577.3 kDa
EC 编号 ec_number	2.7.11.11
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B
Atom count atom_count	5231

GNAAAAKKGSEQESVKEFLAKAKEDFLKKWETPSQNTAQLDQFDRIKTLGTGSFGRVMLVKHKESGNHYAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLEFSFKDNSNLYMVMEYVAGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEYLHSLDLIYRDLKPENLIIDQQGYIQVTDFGFAKRVKGRTWTLCGTPEYLAPEIIISKGYNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIVSGKVRFPSHFSSDLKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWFATTDWIAIYQRKVEAPFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFTEF

Source Source

Source organism organism	Mus musculus
Common name common_name	mouse
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	cAMP-dependent protein kinase catalytic subunit alpha
Molecular weight formula_weight	40657.3 kDa
EC 编号 ec_number	2.7.11.11
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

GNAAAAKKGSEQESVKEFLAKAKEDFLKKWETPSQNTAQLDQFDRIKTLGTGSFGRVMLVKHKESGNHYAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLEFSFKDNSNLYMVMEYVAGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEYLHSLDLIYRDLKPENLLIDQQGYIQVTDFGFAKRVKGRTWTLCGTPEYLAPEIILSKGYNKAVDWWALGVLIYEMAAGYPPFFADQPIQIYEKIVSGKVRFPSHFSSDLKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWFATTDWIAIYQRKVEAPFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFTEF

Source Source

Source organism organism	Mus musculus
Common name common_name	mouse
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 polymer

Description description	Cardiac phospholamban
Molecular weight formula_weight	1738.0 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	I

VQYLTRSAIRRASTI

Entity 4 Entity 4 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 5 Entity 5 non-polymer

Description description	DI(HYDROXYETHYL)ETHER
Molecular weight formula_weight	106.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
Molecular weight formula_weight	506.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 7 Entity 7 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	21

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d3o7lb_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamily	d.144.1 — Protein kinase-like (PK-like)
Family Family family	d.144.1.7 — Protein kinases, catalytic subunit

Domain ID domain_id	d3o7ld_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.144 — Protein kinase-like (PK-like)
Superfamily Superfamily superfamily	d.144.1 — Protein kinase-like (PK-like)
Family Family family	d.144.1.7 — Protein kinases, catalytic subunit

CATH v4.4 (4 domains)

Domain ID domain_id	3o7lB01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

Domain ID domain_id	3o7lB02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily	20 — Phosphorylase Kinase; domain 1

Domain ID domain_id	3o7lD01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

Domain ID domain_id	3o7lD02
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	200 — Phosphorylase Kinase; domain 1
Homologous superfamily homologous superfamily	20 — Phosphorylase Kinase; domain 1

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Unit-cell length a length_a	92.193 Å
Unit-cell length b length_b	92.193 Å
Unit-cell length c length_c	192.186 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	6

Space group space_group	P 61
Space-group number int_tables_number	169
Crystal system crystal_system	—

Resolution resolution	2.800 Å
Low-resolution limit resolution_low	39.086 Å
R factor r_factor	0.2160
R_work r_work	0.2160
R_free r_free	0.2870

Crystal Structure of phospholamban (1-19):PKA C-subunit:AMP-PNP:Mg2+ complex

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

cAMP-dependent protein kinase catalytic subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Cardiac phospholamban

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

3o7l__assembly_1__model_1

3o7l__assembly_1__model_1 | I(q)

3o7l__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal Structure of phospholamban (1-19):PKA C-subunit:AMP-PNP:Mg2+ complex

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

cAMP-dependent protein kinase catalytic subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Cardiac phospholamban

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

3o7l__assembly_1__model_1

3o7l__assembly_1__model_1 | I(q)

3o7l__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (7)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

CATH v4.4 (4 domains)

7. Citations (1)