7f0l

STRUCTURE OF PHOTOSYNTHETIC LH1-RC SUPER-COMPLEX OF RHODOBACTER SPHAEROIDES MONOMER

Method: ELECTRON MICROSCOPY

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

Antenna pigment protein beta chain

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 33	Photosynthetic reaction center L subunit × 1 Reaction center protein M chain × 1 Reaction center protein H chain × 1 Light-harvesting protein B-875 alpha chain × 12 Light-harvesting protein B-875 alpha chain × 2 （P0C0X9） PufX × 1 （A0A330HGC2） protein-U × 1 （A0A3G6WQU3） BACTERIOCHLOROPHYLL A × 32 BACTERIOPHEOPHYTIN A × 2 UBIQUINONE-10 × 3 (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE × 13 LAURYL DIMETHYLAMINE-N-OXIDE × 6 FE (III) ION × 1 SPHEROIDENE × 27 DODECYL-BETA-D-MALTOSIDE × 24 CARDIOLIPIN × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q7B300_RHOSH
Isoform	—
PDB entities	5
Chains and sequence ranges	Author chain 2； PDBConstruct 1–49； UniProt 1–49 Author chain 4； PDBConstruct 1–49； UniProt 1–49 Author chain 6； PDBConstruct 1–49； UniProt 1–49 Author chain 8； PDBConstruct 1–49； UniProt 1–49 Author chain B； PDBConstruct 1–49； UniProt 1–49 Author chain E； PDBConstruct 1–49； UniProt 1–49 Author chain G； PDBConstruct 1–49； UniProt 1–49 Author chain J； PDBConstruct 1–49； UniProt 1–49 Author chain N； PDBConstruct 1–49； UniProt 1–49 Author chain P； PDBConstruct 1–49； UniProt 1–49 Author chain R； PDBConstruct 1–49； UniProt 1–49 Author chain T； PDBConstruct 1–49； UniProt 1–49 Author chain W； PDBConstruct 1–49； UniProt 1–49 Author chain Z； PDBConstruct 1–49； UniProt 1–49

Light-harvesting protein B-875 alpha chain

OrganismNot specified

UniProt P0C0X9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 33	Photosynthetic reaction center L subunit × 1 Reaction center protein M chain × 1 Reaction center protein H chain × 1 Light-harvesting protein B-875 alpha chain × 12 Antenna pigment protein beta chain × 14 （Q7B300） PufX × 1 （A0A330HGC2） protein-U × 1 （A0A3G6WQU3） BACTERIOCHLOROPHYLL A × 32 BACTERIOPHEOPHYTIN A × 2 UBIQUINONE-10 × 3 (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE × 13 LAURYL DIMETHYLAMINE-N-OXIDE × 6 FE (III) ION × 1 SPHEROIDENE × 27 DODECYL-BETA-D-MALTOSIDE × 24 CARDIOLIPIN × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LHA1_RHOSH
Isoform	—
PDB entities	6
Chains and sequence ranges	Author chain 5； PDBConstruct 1–54； UniProt 1–54 Author chain 7； PDBConstruct 1–54； UniProt 1–54

PufX

OrganismNot specified

UniProt A0A330HGC2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 33	Photosynthetic reaction center L subunit × 1 Reaction center protein M chain × 1 Reaction center protein H chain × 1 Light-harvesting protein B-875 alpha chain × 12 Antenna pigment protein beta chain × 14 （Q7B300） Light-harvesting protein B-875 alpha chain × 2 （P0C0X9） protein-U × 1 （A0A3G6WQU3） BACTERIOCHLOROPHYLL A × 32 BACTERIOPHEOPHYTIN A × 2 UBIQUINONE-10 × 3 (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE × 13 LAURYL DIMETHYLAMINE-N-OXIDE × 6 FE (III) ION × 1 SPHEROIDENE × 27 DODECYL-BETA-D-MALTOSIDE × 24 CARDIOLIPIN × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A330HGC2_9RHOB
Isoform	—
PDB entities	7
Chains and sequence ranges	Author chain X； PDBConstruct 1–82； UniProt 1–82

protein-U

OrganismNot specified

UniProt A0A3G6WQU3

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 33	Photosynthetic reaction center L subunit × 1 Reaction center protein M chain × 1 Reaction center protein H chain × 1 Light-harvesting protein B-875 alpha chain × 12 Antenna pigment protein beta chain × 14 （Q7B300） Light-harvesting protein B-875 alpha chain × 2 （P0C0X9） PufX × 1 （A0A330HGC2） BACTERIOCHLOROPHYLL A × 32 BACTERIOPHEOPHYTIN A × 2 UBIQUINONE-10 × 3 (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE × 13 LAURYL DIMETHYLAMINE-N-OXIDE × 6 FE (III) ION × 1 SPHEROIDENE × 27 DODECYL-BETA-D-MALTOSIDE × 24 CARDIOLIPIN × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A3G6WQU3_RHOSH
Isoform	—
PDB entities	8
Chains and sequence ranges	Author chain U； PDBConstruct 1–53； UniProt 1–53

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	7f0l
Deposition date deposition_date	2021-06-05
Structure title title	STRUCTURE OF PHOTOSYNTHETIC LH1-RC SUPER-COMPLEX OF RHODOBACTER SPHAEROIDES MONOMER
Keywords keywords	LH1-RC COMPLEX, PHOTOSYNTHESIS, PURPLE BACTERIA; PHOTOSYNTHESIS
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.

7f0l__assembly_1__model_1

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

Download this curve (.dat)

7f0l__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7f0l__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	44.11 Å
Rg (electron density)	43.53 Å
Total Rg	43.87 Å
Atom count	23458
Residues	2265
Excluded volume	443390 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7f0l__assembly_1__model_1`	33-meric （33）	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 (17)

Entity 1 Entity 1 polymer

Description description	Photosynthetic reaction center L subunit
Molecular weight formula_weight	31491.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L
Atom count atom_count	23458

MALLSFERKYRVPGGTLVGGNLFDFWVGPFYVGFFGVATFFFAALGIILIAWSAVLQGTWNPQLISVYPPALEYGLGGAPLAKGGLWQIITICATGAFVSWALREVEICRKLGIGYHIPFAFAFAILAYLTLVLFRPVMMGAWGYAFPYGIWTHLDWVSNTGYTYGNFHYNPAHMIAITFFFTNALALALHGALVLSAANPEKGKEMRTPDHEDTFFRDLVGYSIGTLGIHRLGLLLSLSAVFFSALCMIITGTIWFDQWVDWWQWWVKLPWWANIPGGING

Entity 2 Entity 2 polymer

Description description	Reaction center protein M chain
Molecular weight formula_weight	34543.8 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	M

MAEYQNIFTQVQVRGPADLGMTEDVNLANRSGVGPFSTLLGWFGNAQLGPIYLGSLGVLSLFSGLMWFFTIGIWFWYQAGWNPAVFLRDLFFFSLEPPAPEYGLSFAAPLKEGGLWLIASFFMFVAVWSWWGRTYLRAQALGMGKHTAWAFLSAIWLWMVLGFIRPILMGSWSEAVPYGIFSHLDWTNNFSLVHGNLFYNPFHGLSIAFLYGSALLFAMHGATILAVSRFGGERELEQIADRGTAAERAALFWRWTMGFNATMEGIHRWAIWMAVLVTLTGGIGILLSGTVVDNWYVWGQNHGMAPLN

Entity 3 Entity 3 polymer

Description description	Reaction center protein H chain
Molecular weight formula_weight	28091.3 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

MVGVTAFGNFDLASLAIYSFWIFLAGLIYYLQTENMREGYPLENEDGTPAANQGPFPLPKPKTFILPHGRGTLTVPGPESEDRPIALARTAVSEGFPHAPTGDPMKDGVGPASWVARRDLPELDGHGHNKIKPMKAAAGFYVSAGKNPIGLPVRGCDLEIAGKVVDIWVDIPEQMARFLEVELKDGSTRLLPMQMVKVQSNRVHVNALSSDLFAGIPTIKSPTEVTLLEEDKICGYVAGGLMYAAPKRKSVVAAMLAEYA

Entity 4 Entity 4 polymer

Description description	Light-harvesting protein B-875 alpha chain
Molecular weight formula_weight	6473.8 kDa
Source method src_method	nat
Copy count entity_count	12

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,D,F,I,K,O,Q,S,V,Y,1,3

MSKFYKIWMIFDPRRVFVAQGVFLFLLAVMIHLILLSTPSYNWLEISAAKYNRV

Entity 5 Entity 5 polymer

Description description	Antenna pigment protein beta chain
Molecular weight formula_weight	5592.4 kDa
Source method src_method	nat
Copy count entity_count	14

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,E,G,J,N,P,R,T,W,Z,2,4,6,8

MADKSDLGYTGLTDEQAQELHSVYMSGLWLFSAVAIVAHLAVYIWRPWF

Entity 6 Entity 6 polymer

Description description	Light-harvesting protein B-875 alpha chain
Molecular weight formula_weight	6445.8 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	5,7

MSKFYKIWMIFDPRRVFVAQGVFLFLLAVMIHLILLSTPSYNWLEISAAKYNRV

Entity 7 Entity 7 polymer

Description description	PufX
Molecular weight formula_weight	9017.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	X

MADKTIFNDHLNTNPKTNLRLWVAFQMMKGAGWAGGVFFGTLLLIGFFRVVGRMLPIDENPAPAPNITGALETGIELIKHLV

Entity 8 Entity 8 polymer

Description description	protein-U
Molecular weight formula_weight	5555.6 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	U

MPEVSEFAFRLMMAAVIFVGVGIMFAFAGGHWFVGLVVGGLVAAFFAATPNSN

Entity 9 Entity 9 non-polymer

Description description	BACTERIOCHLOROPHYLL A
Molecular weight formula_weight	911.5 kDa
Source method src_method	syn
Copy count entity_count	32

Entity 10 Entity 10 non-polymer

Description description	BACTERIOPHEOPHYTIN A
Molecular weight formula_weight	889.2 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 11 Entity 11 non-polymer

Description description	UBIQUINONE-10
Molecular weight formula_weight	863.3 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 12 Entity 12 non-polymer

Description description	(1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE
Molecular weight formula_weight	749.0 kDa
Source method src_method	syn
Copy count entity_count	13

Entity 13 Entity 13 non-polymer

Description description	LAURYL DIMETHYLAMINE-N-OXIDE
Molecular weight formula_weight	229.4 kDa
Source method src_method	syn
Copy count entity_count	6

Entity 14 Entity 14 non-polymer

Description description	FE (III) ION
Molecular weight formula_weight	55.8 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 15 Entity 15 non-polymer

Description description	SPHEROIDENE
Molecular weight formula_weight	568.9 kDa
Source method src_method	syn
Copy count entity_count	27

Entity 16 Entity 16 non-polymer

Description description	DODECYL-BETA-D-MALTOSIDE
Molecular weight formula_weight	510.6 kDa
Source method src_method	syn
Copy count entity_count	24

Entity 17 Entity 17 non-polymer

Description description	CARDIOLIPIN
Molecular weight formula_weight	1464.0 kDa
Source method src_method	syn
Copy count entity_count	4

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id	7f0l501
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	220 — Light-harvesting Protein
Homologous superfamily homologous superfamily	20 — Light-harvesting complex

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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	2.94 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	160448

STRUCTURE OF PHOTOSYNTHETIC LH1-RC SUPER-COMPLEX OF RHODOBACTER SPHAEROIDES MONOMER

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

Antenna pigment protein beta chain

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Light-harvesting protein B-875 alpha chain

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

PufX

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

protein-U

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

7f0l__assembly_1__model_1

7f0l__assembly_1__model_1 | I(q)

7f0l__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 (17)

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

Entity 5 Entity 5 polymer

Polymer Polymer

Entity 6 Entity 6 polymer

Polymer Polymer

Entity 7 Entity 7 polymer

Polymer Polymer

Entity 8 Entity 8 polymer

Polymer Polymer

Entity 9 Entity 9 non-polymer

Entity 10 Entity 10 non-polymer

Entity 11 Entity 11 non-polymer

Entity 12 Entity 12 non-polymer

Entity 13 Entity 13 non-polymer

Entity 14 Entity 14 non-polymer

Entity 15 Entity 15 non-polymer

Entity 16 Entity 16 non-polymer

Entity 17 Entity 17 non-polymer

6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)