SAXSdb — 3nan

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

SERCA1a

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	POTASSIUM ION × 1 MAGNESIUM ION × 1 ;(3S,3aR,4S,6S,6aR,7S,8S,9R,9aS,9bS)-6-(acetyloxy)-4-{[4-(3-{6-[(tert-butoxycarbonyl)amino]hexyl}-4-hydroxyphenyl)butanoyl]oxy}-3,3a-dihydroxy-3,6,9-trimethyl-8-{[(2Z)-2-methylbut-2-enoyl]oxy}-2-oxododecahydroazuleno[4,5-b]furan-7-yl octanoate ; × 1 PHOSPHATIDYLETHANOLAMINE × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	B6CAM1_RABIT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–994； UniProt 1–994

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	3nan
Deposition date deposition_date	2010-06-02
Structure title title	SR Ca(2+)-ATPase in the HnE2 state complexed with a Thapsigargin derivative Boc-(phi)Tg
Keywords keywords	;SERCA, P-Type ATPase, Ca2+-ATPase, Thapsigargin, Prostate Cancer, Calcium Transport, Endoplasmic Reticulum, Hydrolase, Ion Transport, Sarcoplasmic Reticulum, Transmembrane, Transport ;; HYDROLASE
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.

3nan__assembly_1__model_1

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

Download this curve (.dat)

3nan__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3nan__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	38.19 Å
Rg (electron density)	38.73 Å
Total Rg	38.67 Å
Atom count	7762
Residues	994
Excluded volume	139730 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3nan__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 (5)

Entity 1 Entity 1 polymer

Description description	SERCA1a
Molecular weight formula_weight	109602.6 kDa
EC 编号 ec_number	3.6.3.8
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	7762

MEAAHSKSTEECLAYFGVSETTGLTPDQVKRHLEKYGHNELPAEEGKSLWELVIEQFEDLLVRILLLAACISFVLAWFEEGEETITAFVEPFVILLILIANAIVGVWQERNAENAIEALKEYEPEMGKVYRADRKSVQRIKARDIVPGDIVEVAVGDKVPADIRILSIKSTTLRVDQSILTGESVSVIKHTEPVPDPRAVNQDKKNMLFSGTNIAAGKALGIVATTGVSTEIGKIRDQMAATEQDKTPLQQKLDEFGEQLSKVISLICVAVWLINIGHFNDPVHGGSWIRGAIYYFKIAVALAVAAIPEGLPAVITTCLALGTRRMAKKNAIVRSLPSVETLGCTSVICSDKTGTLTTNQMSVCKMFIIDKVDGDFCSLNEFSITGSTYAPEGEVLKNDKPIRSGQFDGLVELATICALCNDSSLDFNETKGVYEKVGEATETALTTLVEKMNVFNTEVRNLSKVERANACNSVIRQLMKKEFTLEFSRDRKSMSVYCSPAKSSRAAVGNKMFVKGAPEGVIDRCNYVRVGTTRVPMTGPVKEKILSVIKEWGTGRDTLRCLALATRDTPPKREEMVLDDSSRFMEYETDLTFVGVVGMLDPPRKEVMGSIQLCRDAGIRVIMITGDNKGTAIAICRRIGIFGENEEVADRAYTGREFDDLPLAEQREACRRACCFARVEPSHKSKIVEYLQSYDEITAMTGDGVNDAPALKKAEIGIAMGSGTAVAKTASEMVLADDNFSTIVAAVEEGRAIYNNMKQFIRYLISSNVGEVVCIFLTAALGLPEALIPVQLLWVNLVTDGLPATALGFNPPDLDIMDRPPRSPKEPLISGWLFFRYMAIGGYVGAATVGAAAWWFMYAEDGPGVTYHQLTHFMQCTEDHPHFEGLDCEIFEAPEPMTMALSVLVTIEMCNALNSLSENQSLMRMPPWVNIWLLGSICLSMSLHFLILYVDPLPMIFKLKALDLTQWLMVLKISLPVIGLDEILKFIARNYLEG

Entity 2 Entity 2 non-polymer

Description description	POTASSIUM ION
Molecular weight formula_weight	39.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	;(3S,3aR,4S,6S,6aR,7S,8S,9R,9aS,9bS)-6-(acetyloxy)-4-{[4-(3-{6-[(tert-butoxycarbonyl)amino]hexyl}-4-hydroxyphenyl)butanoyl]oxy}-3,3a-dihydroxy-3,6,9-trimethyl-8-{[(2Z)-2-methylbut-2-enoyl]oxy}-2-oxododecahydroazuleno[4,5-b]furan-7-yl octanoate ;
Molecular weight formula_weight	944.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 non-polymer

Description description	PHOSPHATIDYLETHANOLAMINE
Molecular weight formula_weight	734.0 kDa
Source method src_method	syn
Copy count entity_count	1

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	3nanA01
Class class	2 — Mainly Beta
Architecture architecture	70 — Distorted Sandwich
Topology topology	150 — Calcium-transporting ATPase, cytoplasmic transduction domain A
Homologous superfamily homologous superfamily	10 — Calcium-transporting ATPase, cytoplasmic transduction domain A

Domain ID domain_id	3nanA02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1110 — Calcium-transporting ATPase, transmembrane domain
Homologous superfamily homologous superfamily	10 — Calcium-transporting ATPase, transmembrane domain

Domain ID domain_id	3nanA03
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

Domain ID domain_id	3nanA04
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	1110 — Calcium-transporting ATPase, cytoplasmic domain N
Homologous superfamily homologous superfamily	10 — Calcium-transporting ATPase, cytoplasmic domain N

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Unit-cell length a length_a	71.330 Å
Unit-cell length b length_b	71.330 Å
Unit-cell length c length_c	589.210 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 41 21 2
Space-group number int_tables_number	92
Crystal system crystal_system	—

Resolution resolution	3.100 Å
Low-resolution limit resolution_low	45.000 Å
R factor r_factor	—
R_work r_work	0.2420
R_free r_free	0.2770

SR Ca(2+)-ATPase in the HnE2 state complexed with a Thapsigargin derivative Boc-(phi)Tg

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

SERCA1a

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

3nan__assembly_1__model_1

3nan__assembly_1__model_1 | I(q)

3nan__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

SR Ca(2+)-ATPase in the HnE2 state complexed with a Thapsigargin derivative Boc-(phi)Tg

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

SERCA1a

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

3nan__assembly_1__model_1

3nan__assembly_1__model_1 | I(q)

3nan__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 non-polymer

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)