7bgd

Staphylococcus aureus 30S ribosomal subunit in presence of spermidine (body only)

Method: ELECTRON MICROSCOPY

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

30S ribosomal protein S2

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS2_STAA8
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain b； PDBConstruct 1–255； UniProt 1–255

30S ribosomal protein S4

OrganismNot specified

UniProt Q2FXK6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS4_STAA8
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain d； PDBConstruct 1–200； UniProt 1–200

30S ribosomal protein S5

OrganismNot specified

UniProt Q2FW23

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS5_STAA8
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain e； PDBConstruct 1–166； UniProt 1–166

30S ribosomal protein S6

OrganismNot specified

UniProt Q2G113

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS6_STAA8
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain f； PDBConstruct 1–98； UniProt 1–98

30S ribosomal protein S8

OrganismNot specified

UniProt Q2FW20

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS8_STAA8
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain h； PDBConstruct 1–132； UniProt 1–132

30S ribosomal protein S11

OrganismNot specified

UniProt Q2FW31

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS11_STAA8
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain k； PDBConstruct 1–129； UniProt 1–129

30S ribosomal protein S12

OrganismNot specified

UniProt P0A0H0

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS12_STAA8
Isoform	—
PDB entities	9
Chains and sequence ranges	Author chain l； PDBConstruct 1–137； UniProt 1–137

30S ribosomal protein S15

OrganismNot specified

UniProt Q2G2Q1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS15_STAA8
Isoform	—
PDB entities	10
Chains and sequence ranges	Author chain o； PDBConstruct 1–89； UniProt 1–89

30S ribosomal protein S16

OrganismNot specified

UniProt Q2FZ45

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS16_STAA8
Isoform	—
PDB entities	11
Chains and sequence ranges	Author chain p； PDBConstruct 1–91； UniProt 1–91

30S ribosomal protein S17

OrganismNot specified

UniProt Q2FW15

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S18 × 1 （Q2G111） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS17_STAA8
Isoform	—
PDB entities	12
Chains and sequence ranges	Author chain q； PDBConstruct 1–87； UniProt 1–87

30S ribosomal protein S18

OrganismNot specified

UniProt Q2G111

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S20 × 1 （Q2FXY6）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS18_STAA8
Isoform	—
PDB entities	13
Chains and sequence ranges	Author chain r； PDBConstruct 1–80； UniProt 1–80

30S ribosomal protein S20

OrganismNot specified

UniProt Q2FXY6

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 12 RNA 2	mRNA × 1 16S ribosomal RNA × 1 30S ribosomal protein S2 × 1 （Q2FZ25） 30S ribosomal protein S4 × 1 （Q2FXK6） 30S ribosomal protein S5 × 1 （Q2FW23） 30S ribosomal protein S6 × 1 （Q2G113） 30S ribosomal protein S8 × 1 （Q2FW20） 30S ribosomal protein S11 × 1 （Q2FW31） 30S ribosomal protein S12 × 1 （P0A0H0） 30S ribosomal protein S15 × 1 （Q2G2Q1） 30S ribosomal protein S16 × 1 （Q2FZ45） 30S ribosomal protein S17 × 1 （Q2FW15） 30S ribosomal protein S18 × 1 （Q2G111）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RS20_STAA8
Isoform	—
PDB entities	14
Chains and sequence ranges	Author chain t； PDBConstruct 1–83； UniProt 1–83

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	7bgd
Deposition date deposition_date	2021-01-06
Structure title title	Staphylococcus aureus 30S ribosomal subunit in presence of spermidine (body only)
Keywords keywords	Pathogen, small ribosomal subunit, spermidine, RIBOSOME; RIBOSOME
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.

7bgd__assembly_1__model_1

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

Download this curve (.dat)

7bgd__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7bgd__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	55.19 Å
Rg (electron density)	55.68 Å
Total Rg	55.75 Å
Atom count	35364
Residues	2538
Excluded volume	540920 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7bgd__assembly_1__model_1`	tetradecameric （14）	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 (14)

Entity 1 Entity 1 polymer

Description description	mRNA
Molecular weight formula_weight	10392.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	A
Atom count atom_count	35364

ACAUACAGGGGGUAUUAAUUUGAAAAAGAAAA

Source Source

Source organism organism	Staphylococcus aureus
NCBI taxonomy ID ncbi_taxonomy_id	93061
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 polymer

Description description	16S ribosomal RNA
Molecular weight formula_weight	503218.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	a

UUUUCUGGAGAGUUUGAUCCUGGCUCAGGAUGAACGCUGGCGGCGUGCCUAAUACAUGCAAGUCGAGCGAACGGACGAGAAGCUUGCUUCUCUGAUGUUAGCGGCGGACGGGUGAGUAACACGUGGAUAACCUACCUAUAAGACUGGGAUAACUUCGGGAAACCGUAGCUAAUACCGGAUAAUAUUUUGAACCGCAUGGUUCAAAAGUGAAAGACGGUCUUGCUGUCACUUAUAGAUGGAUCCGCGCUGCAUUAGCUAGUUGGUAAGGUAACGGCUUACCAAGGCAACGAUGCAUAGCCGACCUGAGAGGGUGAUCGGCCACACUGGAACUGAGACACGGUCCAGACUCCUACGGGAGGCAGCAGUAGGGAAUCUUCCGCAAUGGGCGAAAGCCUGACGGAGCAACGCCGCGUGAGUGAUGAAGGUCUUCGGAUCGUAAAACUCUGUUAUUAGGGAAGAACAUAUGUGUAAGUAACUGUGCACAUCUUGACGGUACCUAAUCAGAAAGCCACGGCUAACUACGUGCCAGCAGCCGCGGUAAUACGUAGGUGGCAAGCGUUAUCCGGAAUUAUUGGGCGUAAAGCGCGCGUAGGCGGUUUUUUAAGUCUGAUGUGAAAGCCCACGGCUCAACCGUGGAGGGUCAUUGGAAACUGGAAAACUUGAGUGCAGAAGAGGAAAGUGGAAUUCCAUGUGUAGCGGUGAAAUGCGCAGAGAUAUGGAGGAACACCAGUGGCGAAGGCGACUUUCUGGUCUGUAACUGACGCUGAUGUGCGAAAGCGUGGGGAUCAAACAGGAUUAGAUACCCUGGUAGUCCACGCCGUAAACGAUGAGUGCUAAGUGUUAGGGGGUUUCCCGCCCCUUAGUGCUGCAGCUAACGCAUUAAGCACUCCGCCUGGGGAGUACGACCGCAAGGUUGAAACUCAAAGGAAUUGACGGGGACCCGCACAAGCGGUGGAGCAUGUGGUUUAAUUCGAAGCAACGCGAAGAACCUUACCAAAUCUUGACAUCCUUUGACAACUCUAGAGAUAGAGCCUUCCCCUUCGGGGGACAAAGUGACAGGUGGUGCAUGGUUGUCGUCAGCUCGUGUCGUGAGAUGUUGGGUUAAGUCCCGCAACGAGCGCAACCCUUAAGCUUAGUUGCCAUCAUUAAGUUGGGCACUCUAAGUUGACUGCCGGUGACAAACCGGAGGAAGGUGGGGAUGACGUCAAAUCAUCAUGCCCCUUAUGAUUUGGGCUACACACGUGCUACAAUGGACAAUACAAAGGGCAGCGAAACCGCGAGGUCAAGCAAAUCCCAUAAAGUUGUUCUCAGUUCGGAUUGUAGUCUGCAACUCGACUACAUGAAGCUGGAAUCGCUAGUAAUCGUAGAUCAGCAUGCUACGGUGAAUACGUUCCCGGGUCUUGUACACACCGCCCGUCACACCACGAGAGUUUGUAACACCCGAAGCCGGUGGAGUAACCUUUUAGGAGCUAGCCGUCGAAGGUGGGACAAAUGAUUGGGGUGAAGUCGUAACAAGGUAGCCGUAUCGGAAGGUGCGGCUGGAUCACCUCCUUUCU

Entity 3 Entity 3 polymer

Description description	30S ribosomal protein S2
Molecular weight formula_weight	29136.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	b

MAVISMKQLLEAGVHFGHQTRRWNPKMKKYIFTERNGIYIIDLQKTVKKVDEAYNFLKQVSEDGGQVLFVGTKKQAQESVKSEAERAGQFYINQRWLGGLLTNYKTISKRIKRISEIEKMEEDGLFEVLPKKEVVELKKEYDRLIKFLGGIRDMKSMPQALFVVDPRKERNAIAEARKLNIPIVGIVDTNCDPDEIDYVIPANDDAIRAVKLLTAKMADAILEGQQGVSNEEVAAEQNIDLDEKEKSEETEATEE

Entity 4 Entity 4 polymer

Description description	30S ribosomal protein S4
Molecular weight formula_weight	23051.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	d

MARFRGSNWKKSRRLGISLSGTGKELEKRPYAPGQHGPNQRKKLSEYGLQLREKQKLRYLYGMTERQFRNTFDIAGKKFGVHGENFMILLASRLDAVVYSLGLARTRRQARQLVNHGHILVDGKRVDIPSYSVKPGQTISVREKSQKLNIIVESVEINNFVPEYLNFDADSLTGTFVRLPERSELPAEINEQLIVEYYSR

Entity 5 Entity 5 polymer

Description description	30S ribosomal protein S5
Molecular weight formula_weight	17770.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	e

MARREEETKEFEERVVTINRVAKVVKGGRRFRFTALVVVGDKNGRVGFGTGKAQEVPEAIKKAVEAAKKDLVVVPRVEGTTPHTITGRYGSGSVFMKPAAPGTGVIAGGPVRAVLELAGITDILSKSLGSNTPINMVRATIDGLQNLKNAEDVAKLRGKTVEELYN

Entity 6 Entity 6 polymer

Description description	30S ribosomal protein S6
Molecular weight formula_weight	11613.1 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	f

MRTYEVMYIVRPNIEEDAKKALVERFNGILATEGAEVLEAKDWGKRRLAYEINDFKDGFYNIVRVKSDNNKATDEFQRLAKISDDIIRYMVIREDEDK

Entity 7 Entity 7 polymer

Description description	30S ribosomal protein S8
Molecular weight formula_weight	14854.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	h

MTMTDPIADMLTRVRNANMVRHEKLELPASNIKKEIAEILKSEGFIKNVEYVEDDKQGVLRLFLKYGQNDERVITGLKRISKPGLRVYAKASEMPKVLNGLGIALVSTSEGVITDKEARKRNVGGEIIAYVW

Entity 8 Entity 8 polymer

Description description	30S ribosomal protein S11
Molecular weight formula_weight	13908.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	k

MARKQVSRKRRVKKNIENGVAHIRSTFNNTIVTITDEFGNALSWSSAGALGFKGSKKSTPFAAQMASETASKSAMEHGLKTVEVTVKGPGPGRESAIRALQSAGLEVTAIRDVTPVPHNGCRPPKRRRV

Entity 9 Entity 9 polymer

Description description	30S ribosomal protein S12
Molecular weight formula_weight	15320.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	l

MPTINQLVRKPRQSKIKKSDSPALNKGFNSKKKKFTDLNSPQKRGVCTRVGTMTPKKPNSALRKYARVRLSNNIEINAYIPGIGHNLQEHSVVLVRGGRVKDLPGVRYHIVRGALDTSGVDGRRQGRSLYGTKKPKN

Entity 10 Entity 10 polymer

Description description	30S ribosomal protein S15
Molecular weight formula_weight	10634.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	o

MAISQERKNEIIKEYRVHETDTGSPEVQIAVLTAEINAVNEHLRTHKKDHHSRRGLLKMVGRRRHLLNYLRSKDIQRYRELIKSLGIRR

Entity 11 Entity 11 polymer

Description description	30S ribosomal protein S16
Molecular weight formula_weight	10253.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	p

MAVKIRLTRLGSKRNPFYRIVVADARSPRDGRIIEQIGTYNPTSANAPEIKVDEALALKWLNDGAKPTDTVHNILSKEGIMKKFDEQKKAK

Entity 12 Entity 12 polymer

Description description	30S ribosomal protein S17
Molecular weight formula_weight	10196.9 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	q

MSERNDRKVYVGKVVSDKMDKTITVLVETYKTHKLYGKRVKYSKKYKTHDENNSAKLGDIVKIQETRPLSATKRFRLVEIVEESVII

Entity 13 Entity 13 polymer

Description description	30S ribosomal protein S18
Molecular weight formula_weight	9332.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	r

MAGGPRRGGRRRKKVCYFTANGITHIDYKDTELLKRFISERGKILPRRVTGTSAKYQRMLTTAIKRSRHMALLPYVKEEQ

Entity 14 Entity 14 polymer

Description description	30S ribosomal protein S20
Molecular weight formula_weight	9039.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	t

MANIKSAIKRVKTTEKAEARNISQKSAMRTAVKNAKTAVSNNADNKNELVSLAVKLVDKAAQSNLIHSNKADRIKSQLMTANK

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6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id	7bgdd01
Class class	3 — Alpha Beta
Architecture architecture	10 — Roll
Topology topology	290 — Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region; Chain A
Homologous superfamily homologous superfamily	10 — RNA-binding S4 domain

Domain ID domain_id	7bgde01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	230 — Ribosomal Protein S5; domain 2
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	7bgdf01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily	60 — Ribosomal protein S6/Translation elongation factor EF1B

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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	3.20 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	529602

Staphylococcus aureus 30S ribosomal subunit in presence of spermidine (body only)

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

30S ribosomal protein S2

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S4

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S5

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S6

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S8

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S11

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S12

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S15

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S16

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

30S ribosomal protein S17

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer