SAXSdb — 1njp

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

50S ribosomal protein L16

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 2 RNA 2	23S ribosomal RNA × 1 tRNA acceptor stem mimic × 1 GENERAL STRESS PROTEIN CTC × 1 （Q9RX88）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL16_DEIRA
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain K； PDBConstruct 1–141； UniProt 2–142

GENERAL STRESS PROTEIN CTC

OrganismNot specified

UniProt Q9RX88

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–RNA	Heteromer	Protein 2 RNA 2	23S ribosomal RNA × 1 tRNA acceptor stem mimic × 1 50S ribosomal protein L16 × 1 （Q9RXJ5）	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RL25_DEIRA
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain T； PDBConstruct 1–237； UniProt 17–253

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	1njp
Deposition date deposition_date	2003-01-02
Structure title title	The crystal structure of the 50S Large ribosomal subunit from Deinococcus radiodurans complexed with a tRNA acceptor stem mimic (ASM)
Keywords keywords	Ribosomes, tRNA, puromycin, sparsomycin, peptidyl-transferase, peptide bond formation, RIBOSOME; RIBOSOME
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.

1njp__assembly_1__model_1

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

Download this curve (.dat)

1njp__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1njp__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	65.42 Å
Rg (electron density)	65.40 Å
Total Rg	66.62 Å
Atom count	59902
Residues	2790
Excluded volume	891440 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1njp__assembly_1__model_1`	tetrameric （4）	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	23S ribosomal RNA
Molecular weight formula_weight	933405.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	0
Atom count atom_count	60249

GGUCAAGAUAGUAAGGGUCCACGGUGGAUGCCCUGGCGCUGGAGCCGAUGAAGGACGCGAUUACCUGCGAAAAGCCCCGACGAGCUGGAGAUACGCUUUGACUCGGGGAUGUCCGAAUGGGGAAACCCACCUCGUAAGAGGUAUCCGCAAGGAUGGGAACUCAGGGAACUGAAACAUCUCAGUACCUGAAGGAGAAGAAAGAGAAUUCGAUUCCGUUAGUAGCGGCGAGCGAACCCGGAUCAGCCCAAACCGAAACGCUUGCGUUUCGGGGUUGUAGGACCAGUUUUUAAGAUUCAACCCCUCAAGCCGAAGUGGCUGGAAAGCUACACCUCAGAAGGUGAGAGUCCUGUAGGCGAACGAGCGGUUGACUGUACUGGCACCUGAGUAGGUCGUUGUUCGUGAAACGAUGACUGAAUCCGCGCGGACCACCGCGCAAGGCUAAAUACUCCCAGUGACCGAUAGCGCAUAGUACCGUGAGGGAAAGGUGAAAAGAACCCCGGGAGGGGAGUGAAAGAGAACCUGAAACCGUGGACUUACAAGCAGUCAUGGCACCUUAUGCGUGUUAUGGCGUGCCUAUUGAAGCAUGAGCCGGCGACUUAGACCUGACGUGCGAGCUUAAGUUGAAAAACGGAGGCGGAGCGAAAGCGAGUCCGAAUAGGGCGGCAUUAGUACGUCGGGCUAGACUCGAAACCAGGUGAGCUAAGCAUGACCAGGUUGAAACCCCCGUGACAGGGGGCGGAGGACCGAACCGGUGCCUGCUGAAACAGUCUCGGAUGAGUUGUGUUUAGGAGUGAAAAGCUAACCGAACCUGGAGAUAGCUAGUUCUCCCCGAAAUGUAUUGAGGUACAGCCUCGGAUGUUGACCAUGUCCUGUAGAGCACUCACAAGGCUAGGGGGCCUACCAGCUUACCAAACCUUAUGAAACUCCGAAGGGGCACGCGUUUAGUCCGGGAGUGAGGCUGCGAGAGCUAACUUCCGUAGCCGAGAGGGAAACAACCCAGACCAUCAGCUAAGGUCCCUAAAUGAUCGCUCAGUGGUUAAGGAUGUGUCGUCGCAUAGACAGCCAGGAGGUUGGCUUAGAAGCAGCCACCCUUCAAAGAGUGCGUAAUAGCUCACUGGUCGAGUGACGAUGCGCCGAAAAUGAUCGGGGCUCAAGUGAUCUACCGAAGCUAUGGAUUCAACUCGCGAAGCGAGUUGUCUGGUAGGGGAGCGUUCAGUCCGCGGAGAAGCCAUACCGGAAGGAGUGGUGGAGCCGACUGAAGUGCGGAUGCCGGCAUGAGUAACGAUAAAAGAAGUGAGAAUCUUCUUCGCCGUAAGGACAAGGGUUCCUGGGGAAGGGUCGUCCGCCCAGGGAAAGUCGGGACCUAAGGUGAGGCCGAACGGCGCAGCCGAUGGACAGCAGGUCAAGAUUCCUGCACCGAUCAUGUGGAGUGAUGGAGGGACGCAUUACGCUAUCCAAUGCCAAGCUAUGGCUAUGCUGGUUGGUACGCUCAAGGGCGAUCGGGUCAGAAAAUCUACCGGUCACAUGCCUCAGACGUAUCGGGAGCUUCCUCGGAAGCGAAGUUGGAAACGCGACGGUGCCAAGAAAAGCUUCUAAACGUUGAAACAUGAUUGCCCGUACCGCAAACCGACACAGGUGUCCGAGUGUCAAUGCACUAAGGCGCGCGAGAGAACCCUCGUUAAGGAACUUUGCAAUCUCACCCCGUAACUUCGGAAGAAGGGGUCCCCACGCUUCGCGUGGGGCGCAGUGAAUAGGCCCAGGCGACUGUUUACCAAAAUCACAGCACUCUGCCAACACGAACAGUGGACGUAUAGGGUGUGACGCCUGCCCGGUGCCGGAAGGUCAAGUGGAGCGGUGCAAGCUGCGAAAUGAAGCCCCGGUGAACGGCGGCCGUAACUAUAACGGUCCUAAGGUAGCGAAAUUCCUUGUCGGGUAAGUUCCGACCUGCACGAAAGGCGUAACGAUCUGGGCGCUGUCUCAACGAGGGACUCGGUGAAAUUGAAUUGGCUGUAAAGAUGCGGCCUACCCGUAGCAGGACGAAAAGACCCCGUGGAGCUUUACUAUAGUCUGGCAUUGGGAUUCGGGUUUCUCUGCGUAGGAUAGGUGGGAGCCUGCGAAACUGGCCUUUUGGGGUCGGUGGAGGCAACGGUGAAAUACCACCCUGAGAAACUUGGAUUUCUAACCUGAAAAAUCACUUUCGGGGACCGUGCUUGGCGGGUAGUUUGACUGGGGCGGUCGCCUCCCAAAAUGUAACGGAGGCGCCCAAAGGUCACCUCAAGACGGUUGGAAAUCGUCUGUAGAGCGCAAAGGUAGAAGGUGGCUUGACUGCGAGACUGACACGUCGAGCAGGGAGGAAACUCGGGCUUAGUGAACCGGUGGUACCGUGUGGAAGGGCCAUCGAUCAACGGAUAAAAGUUACCCCGGGGAUAACAGGCUGAUCUCCCCCGAGAGUCCAUAUCGGCGGGGAGGUUUGGCACCUCGAUGUCGGCUCGUCGCAUCCUGGGGCUGAAGAAGGUCCCAAGGGUUGGGCUGUUCGCCCAUUAAAGCGGCACGCGAGCUGGGUUCAGAACGUCGUGAGACAGUUCGGUCUCUAUCCGCUACGGGCGCAGGAGAAUUGAGGGGAGUUGCUCCUAGUACGAGAGGACCGGAGUGAACGGACCGCUGGUCUCCCUGCUGUCGUACCAACGGCACAUGCAGGGUAGCUAUGUCCGGAACGGAUAACCGCUGAAAGCAUCUAAGCGGGAAGCCAGCCCCAAGAUGAGUUCUCCCACUGUUUAUCAGGUAAGACUCCCGGAAGACCACCGGGUUAAGAGGCCAGGCGUGCACGCAUAGCAAUGUGUUCAGCGGACUGGUGCUCAUCAGUCGAGGUCUUGACCACUC

Entity 2 Entity 2 polymer

Description description	tRNA acceptor stem mimic
Molecular weight formula_weight	11391.9 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polyribonucleotide
Chain IDs strand_id	5

GGGGCUAAGCGGUUCGAUCCCGCUUAGCUCCACCA

Entity 3 Entity 3 polymer

Description description	50S ribosomal protein L16
Molecular weight formula_weight	16126.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K

MLLPKRTKFRKQFRGRMTGDAKGGDYVAFGDYGLIAMEPAWIKSNQIEACRIVMSRHFRRGGKIYIRIFPDKPVTKKPAETRMGKGKGAVEYWVSVVKPGRVMFEVAGVTEEQAKEAFRLAGHKLPIQTKMVKREVYDEAQ

Entity 4 Entity 4 polymer

Description description	GENERAL STRESS PROTEIN CTC
Molecular weight formula_weight	25415.4 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	T

MELTAKPRTPKQKLDESMIAAVAYNKENNVSFALDRKAFDRAFRQQSTTGLFDITVEGGETFPALVKAVQMDKRKRAPIHVDFYMVTYGEPVEVSVPVHTTGRSQGEVQGGLVDIVVHNLQIVAPGPRRIPQELVVDVTKMNIGDHITAGDIKLPEGCTLAADPELTVVSVLPPRLTAEELEAEVQAAQVAGLVAAGELSEEAAEAVLEGDASLEEVKAEASEDNAGTDSEDNSDAQ

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1njpk_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.2 — Large subunit

Domain ID domain_id	d1njpt_
Class class	i — Low resolution protein structures
Fold Fold fold	i.1 — Ribosome and ribosomal fragments
Superfamily Superfamily superfamily	i.1.1 — Ribosome and ribosomal fragments
Family Family family	i.1.1.2 — Large subunit

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Unit-cell length a length_a	169.900 Å
Unit-cell length b length_b	409.900 Å
Unit-cell length c length_c	695.900 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	I 2 2 2
Space-group number int_tables_number	23
Crystal system crystal_system	—

Resolution resolution	3.500 Å
Low-resolution limit resolution_low	15.000 Å
R factor r_factor	0.2441
R_work r_work	0.2440
R_free r_free	0.2950

The crystal structure of the 50S Large ribosomal subunit from Deinococcus radiodurans complexed with a tRNA acceptor stem mimic (ASM)

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

50S ribosomal protein L16

State in the Current Structure

Other States of the Same Protein in the Database

GENERAL STRESS PROTEIN CTC

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

1njp__assembly_1__model_1

1njp__assembly_1__model_1 | I(q)

1njp__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

7. Citations (1)

The crystal structure of the 50S Large ribosomal subunit from Deinococcus radiodurans complexed with a tRNA acceptor stem mimic (ASM)

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

50S ribosomal protein L16

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

GENERAL STRESS PROTEIN CTC

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

1njp__assembly_1__model_1

1njp__assembly_1__model_1 | I(q)

1njp__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Entity 4 Entity 4 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

7. Citations (1)