National Center for
Biotechnology Information

6J3Y: Structure of C2S2-type PSII-FCPII supercomplex from diatom

PDB ID:	6J3Y Download
MMDB ID:	192550
PDB Deposition Date:	2019/1/7
Updated in MMDB:	2021/02
Experimental Method:	electron microscopy
Resolution:	3.3 Å
Source Organism:	Chaetoceros neogracilis
Similar Structures:

Biological Unit for 6J3Y: 56-meric; determined by author

Molecular Components in 6J3Y
Label	Count	Molecule
Proteins (56 molecules)
A a	2	Photosystem II Reaction Center Protein D1
B b	2	Photosystem II Chlorophyll Protein Cp47
C c	2	Photosystem II Chlorophyll Protein Cp43
D d	2	Photosystem II Reaction Center Protein D2
E e	2	Cytochrome B559 Subunit Alpha
F f	2	Cytochrome B559 Subunit Beta
H h	2	Photosystem II Reaction Center Protein H
I i	2	Photosystem II Reaction Center Protein I
J j	2	Photosystem II Reaction Center Protein J
K k	2	Photosystem II Reaction Center Protein K
L l	2	Photosystem II Reaction Center Protein L
M m	2	Photosystem II Reaction Center Protein M
O o	2	Extrinsic Protein in Photosystem II
T t	2	Photosystem II Reaction Center Protein T
U u	2	Extrinsic Protein in Photosystem II
V v	2	Cytochrome C-550
Y y	2	Photosystem II Reaction Center Protein Ycf12
X x	2	Photosystem II Reaction Center X Protein
Z z	2	Photosystem II Reaction Center Protein Z
Q q	2	Extrinsic Protein in Photosystem II
W w	2	Photosystem II Reaction Center Protein W
0 5	2	Unknown Protein 0
1 6	2	Unknown Protein 1
2 7	2	Unknown Protein 2
11 12 13 14 31 32 33 34	8	Fucoxanthin Chlorophyll A/c-binding Protein Lhcf1, Fcp1
Chemicals and Non-standard biopolymers (286 molecules)
1	2	FE (II) ION
2	158	CHLOROPHYLL A
3	4	PHEOPHYTIN A
4	24	BETA-CAROTENE
5	6	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL
6	2	BICARBONATE ION
7	8	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE
8	14	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE
9	2	CA-MN4-O5 CLUSTER
10	8	DIGALACTOSYL DIACYL GLYCEROL (DGDG)
11	4	2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE
12	4	PROTOPORPHYRIN IX CONTAINING FE
13	48	(3S,3'S,5R,5'R,6S,6'R,8'R)-3,5'-dihydroxy-8-oxo-6',7'-didehydro-5,5',6,6',7,8-hexahydro-5,6-epoxy-beta,beta-caroten-3'-yl acetate
14	2	DODECYL-ALPHA-D-MALTOSIDE