3WU2

Crystal structure analysis of Photosystem II complex

Replaces:  3ARC

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, a	Photosystem Q(B) protein	polymer	344	38235.6	2	UniProt (P51765) Pfam (PF00124) In PDB	Thermosynechococcus vulcanus	32 kDa thylakoid membrane protein, Photosystem II protein D1
2	B, b	Photosystem II CP47 chlorophyll apoprotein	polymer	504	55939.6	2	UniProt (D0VWR1) Pfam (PF00421) In PDB	Thermosynechococcus vulcanus	Protein CP-47
3	C, c	Photosystem II 44 kDa reaction center protein	polymer	455	49668.8	2	UniProt (D0VWR7) Pfam (PF00421) In PDB	Thermosynechococcus vulcanus	PSII 43 kDa protein, Protein CP-43, Protein P6
4	D, d	Photosystem II D2 protein	polymer	342	38419.9	2	UniProt (D0VWR8) Pfam (PF00124) In PDB	Thermosynechococcus vulcanus	PSII D2 protein, Photosystem Q(A) protein
5	E, e	Cytochrome b559 subunit alpha	polymer	83	9449.6	2	UniProt (P12238) Pfam (PF00283) Pfam (PF00284) In PDB	Thermosynechococcus vulcanus	PSII reaction center subunit V
6	F, f	Cytochrome b559 subunit beta	polymer	44	4936.7	2	UniProt (P12239) Pfam (PF00283) In PDB	Thermosynechococcus vulcanus	PSII reaction center subunit VI
7	H, h	Photosystem II reaction center protein H	polymer	63	7057.3	2	UniProt (P19052) Pfam (PF00737) In PDB	Thermosynechococcus vulcanus	PSII-H
8	I, i	Photosystem II reaction center protein I	polymer	38	4438.3	2	UniProt (P12240) Pfam (PF02532) In PDB	Thermosynechococcus vulcanus	PSII-I, PSII 4.4 kDa protein
9	J, j	Photosystem II reaction center protein J	polymer	40	4105.9	2	UniProt (Q7DGD4) Pfam (PF01788) In PDB	Thermosynechococcus vulcanus	PSII-J
10	K, k	Photosystem II reaction center protein K	polymer	37	4101.9	2	UniProt (P19054) Pfam (PF02533) In PDB	Thermosynechococcus vulcanus	PSII-K
11	L, l	Photosystem II reaction center protein L	polymer	37	4299.0	2	UniProt (P12241) Pfam (PF02419) In PDB	Thermosynechococcus vulcanus	PSII-L, PSII 5 kDa protein
12	M, m	Photosystem II reaction center protein M	polymer	36	4009.7	2	UniProt (P12312) Pfam (PF05151) In PDB	Thermosynechococcus vulcanus	PSII-M
13	O, o	Photosystem II manganese-stabilizing polypeptide	polymer	244	26651.7	2	UniProt (D0VWR2) Pfam (PF01716) In PDB	Thermosynechococcus vulcanus	MSP
14	T, t	Photosystem II reaction center protein T	polymer	32	3906.7	2	UniProt (P12313) Pfam (PF01405) In PDB	Thermosynechococcus vulcanus	PSII-T, PSII-Tc
15	U, u	Photosystem II 12 kDa extrinsic protein	polymer	104	11656.0	2	UniProt (P56152) Pfam (PF06514) In PDB	Thermosynechococcus vulcanus	PS II complex 12 kDa extrinsic protein, PSII-U
16	V, v	Cytochrome c-550	polymer	137	15148.3	2	UniProt (P0A387) Pfam (PF14495) In PDB	Thermosynechococcus vulcanus	Cytochrome c550, Low-potential cytochrome c
17	Y, y	Photosystem II reaction center protein Ycf12	polymer	30	3228.0	2	UniProt (D0VWR3) Pfam (PF05969) In PDB	Thermosynechococcus vulcanus
18	X, x	Photosystem II reaction center protein X	polymer	40	4191.0	2	UniProt (D0VWR4) Pfam (PF06596) In PDB	Thermosynechococcus vulcanus
19	Z, z	Photosystem II reaction center protein Z	polymer	62	6766.2	2	UniProt (D0VWR5) Pfam (PF01737) In PDB	Thermosynechococcus vulcanus	PSII-Z
20	a, A	CA-MN4-O5 CLUSTER	non-polymer		339.8	2	Chemie (OEX)
21	a, A	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
22	a, A	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
23	C, b, a, c, B...	CHLOROPHYLL A	non-polymer		893.5	70	Chemie (CLA)
24	a, A	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
25	B, K, C, k, T...	BETA-CAROTENE	non-polymer		536.9	20	Chemie (BCR)
26	D, A, B, L, a...	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	8	Chemie (SQD)
27	c, B, D, C, a...	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	10	Chemie (LMG)
28	d, a, A, D	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	non-polymer		749.2	4	Chemie (PL9)
29	A, a, b, z, L...	UNKNOWN LIGAND	non-polymer			43	Chemie (UNL)
30	z, c, A, B, M...	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	16	Chemie (LMT)
31	b, h, L, A, c...	GLYCEROL	non-polymer		92.1	36	Chemie (GOL)
32	c, O, B, F, o...	CALCIUM ION	non-polymer		40.1	7	Chemie (CA)
33	c, B, D, O, d...	heptyl 1-thio-beta-D-glucopyranoside	non-polymer		294.4	19	Chemie (HTG)
34	D, h, C, d, H...	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	10	Chemie (DGD)
35	a, D	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
36	L, D, E, l, a...	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	10	Chemie (LHG)
37	F, V, v, f	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
38	h, H	(3R)-beta,beta-caroten-3-ol	non-polymer		552.9	2	Chemie (RRX)
39	j, J	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
40	O	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
41		water	water		18.0	2884	Chemie (HOH)

Sequence modifications

A, a: 1 - 344 (UniProt: P51765)

PDB	External Database	Details
Pro 279	Arg 279	SEE REMARK 999

C, c: 23 - 473 (UniProt: D0VWR7)

PDB	External Database	Details
Asn 19	-	SEE REMARK 999
Ser 20	-	SEE REMARK 999
Ile 21	-	SEE REMARK 999
Phe 22	-	SEE REMARK 999

K, k: 10 - 46 (UniProt: P19054)

PDB	External Database	Details
Leu 33	Phe 24	SEE REMARK 999
Trp 39	Val 30	SEE REMARK 999

M, m: 1 - 36 (UniProt: P12312)

PDB	External Database	Details
Leu 8	Phe 8	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	38
	Total formula weight	592420.6
Non-Polymers*	Number of molecules	276
	Total formula weight	132849.6
All*	Total formula weight	725270.2

*Water molecules are not included.