SAXSdb — 9ub8

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

GPI transamidase component GAA1

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 8	GPI transamidase component GAB1 × 2 （P41733） GPI transamidase component GPI17 × 2 （Q04080） GPI transamidase component GPI16 × 2 （P38875）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GAA1_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–614； UniProt 1–614 Author chain E； PDBConstruct 1–614； UniProt 1–614

GPI transamidase component GAB1

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt P41733

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 8	GPI transamidase component GAA1 × 2 （P39012） GPI transamidase component GPI17 × 2 （Q04080） GPI transamidase component GPI16 × 2 （P38875）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CDC91_YEAST
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–394； UniProt 1–394 Author chain F； PDBConstruct 1–394； UniProt 1–394

GPI transamidase component GPI17

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt Q04080

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 8	GPI transamidase component GAA1 × 2 （P39012） GPI transamidase component GAB1 × 2 （P41733） GPI transamidase component GPI16 × 2 （P38875）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GPI17_YEAST
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain D； PDBConstruct 1–534； UniProt 1–534 Author chain G； PDBConstruct 1–534； UniProt 1–534

GPI transamidase component GPI16

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt P38875

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 8	GPI transamidase component GAA1 × 2 （P39012） GPI transamidase component GAB1 × 2 （P41733） GPI transamidase component GPI17 × 2 （Q04080）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GPI16_YEAST
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain C； PDBConstruct 1–610； UniProt 1–610 Author chain H； PDBConstruct 1–610； UniProt 1–610

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	9ub8
Deposition date deposition_date	2025-04-02
Structure title title	Structure of glycosylphosphatidylinositol transamidase,state 2
Keywords keywords	GPI achoring, Transamidase, Membrane protein; MEMBRANE PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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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.

9ub8__assembly_1__model_1

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

Download this curve (.dat)

9ub8__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9ub8__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	64.39 Å
Rg (electron density)	64.48 Å
Total Rg	64.43 Å
Atom count	31758
Residues	3976
Excluded volume	572990 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9ub8__assembly_1__model_1`	octameric （8）	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 (4)

Entity 1 Entity 1 polymer

Description description	GPI transamidase component GAA1
Molecular weight formula_weight	69279.8 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,E
Atom count atom_count	31758

MALLEKLHRRIVDMGLVPRIIALLPVISMLCALFGFISIAILPMDGQYRRTYISENALMPSQAYSYFRESEWNILRGYRSQIKEMVNMTSMERNNLMGSWLQEFGTKTAIYENEQYGETLYGVMHAPRGDGTEAMVLAVPWFNSDDEFNIGGAALGVSLARFFSRWPVWSKNIIVVFSENPRAALRSWVEAYHTSLDLTGGSIEAAVVLDYSSTEDFFEYVEISYDGLNGELPNLDLVNIAISITEHEGMKVSLHGLPSDQLTNNNFWSRLKILCLGIRDWALSGVKKPHGNEAFSGWRIQSVTLKAHGNSGHDITTFGRIPEAMFRSINNLLEKFHQSFFFYLLLAPRQFVSISSYLPSAVALSIAFAISSLNAFINNAYANISLFSEYNLVALLVWFVSLVISFVVSQAFLLIPSSGLLMTISMASCFLPLILSRKIHISEPLSYRLKNVAFLYFSLVSTSLLMINFAMALLIGTLAFPMTFVKTIVESSSEHEVTTQSSNPIKTEPKDEIELVENHMDTTPATPQQQKQKLKNLVLLILTNPFISITLFGLFFDDEFHGFDIINKLVSAWLDLKCWSWFVLCIGWLPCWLLILASSFESKSVVVRSKEKQS

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Homo sapiens

Entity 2 Entity 2 polymer

Description description	GPI transamidase component GAB1
Molecular weight formula_weight	44768.9 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,F

MDSTALKVALGCIAIRLAVNSLFPSLQQQLDQSVEFSTPVTSFRSLQEGIYLLRNNIQVYNHGVVHHPPILIFFLSLFNSDRLISLIYALIDGLIAYQLTEVTKAFKNLKLKVWLPGLLYAVNPLTLLSCISRSSIIFTNFAISSSLYCILAEGNVLLSSVMISISGYLSVYPILLLIPLLGMLKSWRQRILSAIVSILSLLILLLFSYSILGSQSWSFLTQVYGSIITFEKVFPNLGLWWYFFIEMFDTFIPFFKAVFNIFIAVFITPFTLRYHKQPFYAFILCIGWIVLTKPYPSLGDAGFFFSFLPFFTPLFGYLRYPIISALLFLHAIVLAPIFYHLWVVLGSGNSNFFYAISLVYALAIASILVDLNWAMLRIEYDNGIPNFKLKVTQI

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Homo sapiens

Entity 3 Entity 3 polymer

Description description	GPI transamidase component GPI17
Molecular weight formula_weight	60862.7 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D,G

MSNANLRKWVGFCFVAIYLFLGVPLWYKLTTVYRASLPINYIESLQNNKFQDIHLVIPVYVKSDTYRFPDVHDAIQVQVNHLLNSQEQRVPWSLQVLPYNETIEQMESEGNQFHVVTLKLDEFIGYSSAYDTKETLVYYDDAAVLSNDLPFFVAQTLVEHTFQLEWTHLNKTCEGVSTNNDVAISYDPNIHLSVTLLSGDGNPVAWEIEPTLTDYFSPFRKFLSPLVNFTVDSSIVYHNDLNLHSLNGSCTSVTWFDLSHTIDLSELSSMAYYPEDSALNLAIVFPSASSSPDGLAFINGTRISDEITTLDWNSYLVPQWGVIIINKMPLKPNSVISEDYLEPMMYRFATDIFQLLGLTEGSQDLLSPYITIDSFKRLTILQNLDKATETLWSLVKLTQQFQGMSIPREVSDNVIEALDLRLQIIDLLNDPGKGGDIVWNNALHLSNELVKLCEKAFFNGEMVQQNFFPQEHMIAVYLPLLGPISAVMFFGFYNVMKEKNQKSKKNGTEREVAKEKLELKEAQKLHAIDGEDEL

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Homo sapiens

Entity 4 Entity 4 polymer

Description description	GPI transamidase component GPI16
Molecular weight formula_weight	68836.0 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C,H

MILTLAYFMLGTLLLGVFAEDTVSQIGINDSLWYPYDEALVLKPLPNNDLLLSFAFQLQSEPFDPAVSSMSYDAYEHYTTFPRAIPPLLESTATRQFHLRFTRGFWDALSWGQLPHAGKEAGASGVELWSQVQAMDQEQAFHNWKKLSNSLSGLFCSSLNFIDESRTTFPRRSYASDIGAPLFNSTEKLYLMRASLPNEPICTENLTPFIKLLPTRGKSGLTSLLDGHKLFDSLWNSISLDIATICSEDEDALCHYEMDARIEMVTHVPSALARGERPIPKPLDGNTLRCDTDKPFDSYQCFPLPEPSQTHFKLSQLFARPINNGNLFANRPTRICAEVDRSTWTAFLSVDDTIFSTHDNCFDLSNDQNEGGSGYDFILESTDTTKVTPIVPVPIHVSRSLTGNGQDRGGMRIVFHNDNDTPVKLIYFESLPWFMRVYLSSLQITSTTSPQLQENDIILDKYYLQAADRKRPGHLEFTMLIPANTDIVMTYQFDKALLQFAEYPPDANHGFEIDAAVITVLSLESSSSLYEMRTSTLLLSLSTPDFSMPYNVIILTSTIMGLIFGMLYNLMVKRMVTVEEADKITLQSGLKYKLLKLKEKFLGKKKTKTD

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Homo sapiens

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	4.41 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	29585

Structure of glycosylphosphatidylinositol transamidase,state 2

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

GPI transamidase component GAA1

State in the Current Structure

Other States of the Same Protein in the Database

GPI transamidase component GAB1

State in the Current Structure

Other States of the Same Protein in the Database

GPI transamidase component GPI17

State in the Current Structure

Other States of the Same Protein in the Database

GPI transamidase component GPI16

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

9ub8__assembly_1__model_1

9ub8__assembly_1__model_1 | I(q)

9ub8__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (4)

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

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

7. Citations (1)

Structure of glycosylphosphatidylinositol transamidase,state 2

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

GPI transamidase component GAA1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

GPI transamidase component GAB1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

GPI transamidase component GPI17

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

GPI transamidase component GPI16

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

9ub8__assembly_1__model_1

9ub8__assembly_1__model_1 | I(q)

9ub8__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (4)

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

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

7. Citations (1)