6ZXS

Cold grown Pea Photosystem I

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Photosystem I P700 chlorophyll a apoprotein A1	polymer	743	82571.5	1	UniProt (A0A0F6NFW5) Pfam (PF00223) In PDB	Pisum sativum (Pea)	PSI-A,PsaA
2	B	Photosystem I P700 chlorophyll a apoprotein A2	polymer	733	82381.7	1	UniProt (A0A0F6NGI2) Pfam (PF00223) In PDB	Pisum sativum (Pea)	PSI-B,PsaB
3	C	Photosystem I iron-sulfur center	polymer	80	8860.3	1	UniProt (P10793) Pfam (PF14697) In PDB	Pisum sativum (Pea)	9 kDa polypeptide,PSI-C,Photosystem I subunit VII,PsaC
4	D	PsaD	polymer	143	16041.4	1	Pfam (PF02531) UniProt (by SIFTS) (E1C9K8) In PDB	Pisum sativum (Pea)
5	E	PsaE	polymer	66	7479.4	1	Pfam (PF02427) UniProt (by SIFTS) (E1C9K6) In PDB	Pisum sativum (Pea)
6	F	Photosystem I reaction center subunit III	polymer	154	17137.9	1	UniProt (A0A0M3KL12) Pfam (PF02507) In PDB	Pisum sativum (Pea)
7	G	PsaG	polymer	97	10678.0	1		Pisum sativum (Pea)
8	H	Photosystem I reaction center subunit VI	polymer	88	9491.7	1	UniProt (A0A0M3KL10) Pfam (PF03244) In PDB	Pisum sativum (Pea)
9	I	Photosystem I reaction center subunit VIII	polymer	30	3296.0	1	UniProt (P17227) Pfam (PF00796) In PDB	Pisum sativum (Pea)	PSI-I
10	J	Photosystem I reaction center subunit IX	polymer	42	4767.6	1	UniProt (D5MAL3) Pfam (PF01701) In PDB	Pisum sativum (Pea)	PSI-J
11	K	Photosystem I reaction center subunit X psaK	polymer	80	7988.3	1	UniProt (E1C9L3) Pfam (PF01241) In PDB	Pisum sativum (Pea)
12	L	PsaL domain-containing protein	polymer	157	16565.0	1	UniProt (E1C9L1) Pfam (PF02605) In PDB	Pisum sativum (Pea)
13	1	Lhca1	polymer	193	21335.4	1		Pisum sativum (Pea)
14	2	Chlorophyll a-b binding protein, chloroplastic	polymer	208	22845.8	1	UniProt (Q41038) Pfam (PF00504) In PDB	Pisum sativum (Pea)
15	3	Chlorophyll a-b binding protein 3, chloroplastic	polymer	221	24139.5	1	UniProt (Q32904) Pfam (PF00504) In PDB	Pisum sativum (Pea)	LHCII type III CAB-3
16	4	Chlorophyll a-b binding protein P4, chloroplastic	polymer	198	21994.0	1	UniProt (Q9SQL2) Pfam (PF00504) In PDB	Pisum sativum (Pea)	LHCI type III CAB-P4
17	A	CHLOROPHYLL A ISOMER	non-polymer		893.5	1	Chemie (CL0)
18	A, B, F, 3, K...	CHLOROPHYLL A	non-polymer		893.5	138	Chemie (CLA)
19	A, B	PHYLLOQUINONE	non-polymer		450.7	2	Chemie (PQN)
20	A, C	IRON/SULFUR CLUSTER	non-polymer		351.6	3	Chemie (SF4)
21	4, F, K, A, L...	BETA-CAROTENE	non-polymer		536.9	27	Chemie (BCR)
22	2, 1, A, B	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	6	Chemie (LHG)
23	J, 2, A, G, B...	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	9	Chemie (LMT)
24	2, F, 1, A, B...	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	18	Chemie (LMG)
25	A, 4	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
26	2, F, 1, B, J	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	5	Chemie (DGD)
27	3, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
28	F	(1R,2S)-4-{(1E,3E,5E,7E,9E,11E,13E,15E,17E)-18-[(4S)-4-hydroxy-2,6,6-trimethylcyclohex-1-en-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl}-2,5,5-trimethylcyclohex-3-en-1-ol	non-polymer		568.9	1	Chemie (ZEX)
29	4, 2, 3, 1, J	(3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		568.9	7	Chemie (LUT)
30	1, 4, 3, 2	CHLOROPHYLL B	non-polymer		907.5	17	Chemie (CHL)
31	4, 2	(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		600.9	2	Chemie (XAT)

Sequence modifications

F: 78 - 231 (UniProt: A0A0M3KL12)

PDB	External Database	Details
Ala 80	Ser 3	conflict
Asp 87	Glu 10	conflict
Leu 108	Ile 31	conflict
Pro 111	Ala 34	conflict
Gly 134	Ala 57	conflict
Asp 188	Glu 111	conflict
Thr 204	Ser 127	conflict
Gly 205	Arg 128	conflict

H: 53 - 140 (UniProt: A0A0M3KL10)

PDB	External Database	Details
Leu 60	Ile 9	conflict
Asn 79	Ser 28	conflict
Ser 80	Pro 29	conflict
Ala 116	Thr 65	conflict
Lys 126	Val 75	conflict
Gln 134	Lys 83	conflict
Leu 139	-	insertion
-	Lys 89	deletion

J: 1 - 42 (UniProt: D5MAL3)

PDB	External Database	Details
Phe 32	Leu 32	conflict

K: 47 - 126 (UniProt: E1C9L3)

PDB	External Database	Details
Ala 86	Val 42	conflict

L: 54 - 210 (UniProt: E1C9L1)

PDB	External Database	Details
Val 57	Ile 7	conflict
Val 79	Ile 29	conflict
Gly 88	Ala 38	conflict
Asn 94	Ser 44	conflict
Phe 108	Tyr 58	conflict
Ile 143	Leu 93	conflict
Asp 157	Ala 107	conflict
Gln 172	Glu 122	conflict
Phe 201	Tyr 151	conflict

4: 52 - 249 (UniProt: Q9SQL2)

PDB	External Database	Details
Lys 89	Arg 89	conflict
Asp 128	Ala 128	conflict
Phe 149	Ser 149	conflict

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	357573.7
Non-Polymers*	Number of molecules	240
	Total formula weight	189939.6
All*	Total formula weight	547513.3

*Water molecules are not included.