7TUW

LH2-LH3 antenna in anti parallel configuration embedded in a nanodisc

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D, C, G, I...	Light-harvesting protein B800-820 alpha chain	polymer	57	6219.3	8	UniProt (Q7M119) Pfam (PF00556) In PDB	Magnetospirillum molischianum
2	B, E, F, H, J...	Light-harvesting protein B800-820 beta chain	polymer	46	5252.1	8	UniProt (Q7M158) Pfam (PF00556) In PDB	Magnetospirillum molischianum
3	M, O, Q, S, U...	Light-harvesting protein B-800/850 alpha chain	polymer	57	6076.2	8	UniProt (P97253) Pfam (PF00556) In PDB	Magnetospirillum molischianum	Antenna pigment protein alpha chain
4	N, P, R, T, V...	Light-harvesting protein B-800/850 beta 1 chain	polymer	46	5252.1	8	UniProt (P95673) Pfam (PF00556) In PDB	Magnetospirillum molischianum	Antenna pigment protein beta 1 chain
5	W, K, X, L, Y...	BACTERIOCHLOROPHYLL A	non-polymer		911.5	48	Chemie (BCL)
6	K, Y, M, a, A...	LYCOPENE	non-polymer		536.9	16	Chemie (LYC)

Sequence modifications

A, D, C, G, I, K, c, e: 1 - 56 (UniProt: Q7M119)

PDB	External Database	Details
Met 0	-	initiating methionine

B, E, F, H, J, L, d, f: 1 - 45 (UniProt: Q7M158)

PDB	External Database	Details
Met 0	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	32
	Total formula weight	182397.0
Non-Polymers*	Number of molecules	64
	Total formula weight	52342.2
All*	Total formula weight	234739.2

*Water molecules are not included.