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1c51

PHOTOSYNTHETIC REACTION CENTER AND CORE ANTENNA SYSTEM (TRIMERIC), ALPHA CARBON ONLY

Method: X-RAY DIFFRACTION D_max: 117.5 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1c51
deposition_date	1999-10-21
title	PHOTOSYNTHETIC REACTION CENTER AND CORE ANTENNA SYSTEM (TRIMERIC), ALPHA CARBON ONLY
keywords	;PHOTOSYNTHESIS, PHOTOSYNTHETIC REACTION CENTER, OXYGENIC PHOTOSYNTHESIS, CORE- ANTENNA LIGHT-HARVESTING SYSTEM, THERMOPHILIC CYANOBACTERIUM, HELIX-BUNDLE MEMBRANE PROTEIN, PHOTOSYNTHESIS-ELECTRON TRANSPORT COMPLEX ;; PHOTOSYNTHESIS/ELECTRON TRANSPORT
method	X-RAY DIFFRACTION

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	40.52 Å
rg_electron	40.09 Å
i0	765476000.00
molecular_weight	227390.0 kDa
excluded_volume	434350 Å³
envelope_volume	317590 Å³
shell_volume	67478 Å³
envelope_diameter	132.8 Å
shell_rg	45.25 Å
envelope_rg	37.72 Å
shape_rg	38.59 Å
total_rg	40.84 Å
total_atoms	1828
n_residues	—
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	117.5 Å
rg_real	40.31 Å
rg_real_error	0.42 Å
i0_real	7.6530e+08
i0_real_error	1.0090e+07
rg_reciprocal	40.51 Å
i0_reciprocal	765600000.0000
total_estimate	0.9035
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	48.2 Å
skewness	0.173
kurtosis	-0.435
angular_range	— – 0.1950 Å⁻¹
current_alpha	0.0000
highest_alpha	157600000.0000
n_real_points	40
gnom_version	4.1.3
quality_criteria	AN1: 0.001; Oscil: 0.950; Stabil: 0.995; Sysdev: 1.000; Positv: 1.000; Valcen: 0.968; Smooth: 0.937

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4. Crystallography & Experiment

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5. Entities & Polymer Info (11)

Entity 1 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAA)
formula_weight	50825.8 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	3672

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Entity 2 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAB )
formula_weight	52698.1 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

Entity 3 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAC)
formula_weight	6571.1 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

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Entity 4 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAD)
formula_weight	10656.1 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	D

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Entity 5 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAE)
formula_weight	6400.9 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	E

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Entity 6 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAF)
formula_weight	13039.1 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	F

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Entity 7 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAK)
formula_weight	6656.2 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	K

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Entity 8 polymer

description	PROTEIN (PHOTOSYSTEM I: SUBUNIT PSAL)
formula_weight	10230.6 kDa
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	L

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Entity 9 non-polymer

description	CHLOROPHYLL A
formula_weight	893.5 kDa
src_method	syn
entity_count	72

Entity 10 non-polymer

description	PHYLLOQUINONE
formula_weight	450.7 kDa
src_method	syn
entity_count	2

Entity 11 non-polymer

description	IRON/SULFUR CLUSTER
formula_weight	351.6 kDa
src_method	syn
entity_count	3

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6. Citations (6)

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length_a	286.000 Å
length_b	286.000 Å
length_c	167.000 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	120.00 °
z_pdb	6

space_group	P 63
int_tables_number	173
crystal_system	—

resolution	4.000 Å
resolution_low	60.000 Å
r_factor	—
r_work	—
r_free	—

fit	/app/data/saxs_computation/c5/1c51/1c51.fit
pddf	/app/data/pr_computation/c5/1c51/1c51.pr.out
profile	/app/data/saxs_computation/c5/1c51/1c51.dat

PHOTOSYNTHETIC REACTION CENTER AND CORE ANTENNA SYSTEM (TRIMERIC), ALPHA CARBON ONLY

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

Refinement

Diffraction

5. Entities & Polymer Info (11)

Entity 1 polymer

Polymer

Entity 2 polymer

Polymer

Entity 3 polymer

Polymer

Entity 4 polymer

Polymer

Entity 5 polymer

Polymer

Entity 6 polymer

Polymer

Entity 7 polymer

Polymer

Entity 8 polymer

Polymer

Entity 9 non-polymer

Entity 10 non-polymer

Entity 11 non-polymer

6. Citations (6)

7. Files & Curves (10)

Files (7)

Curves (3)