1IR2

Crystal Structure of Activated Ribulose-1,5-bisphosphate Carboxylase/oxygenase (Rubisco) from Green alga, Chlamydomonas reinhardtii Complexed with 2-Carboxyarabinitol-1,5-bisphosphate (2-CABP)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, AA, C, CA, E... (A, B, C, D, E...)	Large subunit of Rubisco	polymer	475	52696.8	16	UniProt (P00877) Pfam (PF02788) Pfam (PF00016)	Chlamydomonas reinhardtii	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN
2	B, BA, D, DA, F... (I, J, K, L, M...)	Small subunit of Rubisco	polymer	140	16310.8	16	UniProt (P08475) Pfam (PF00101)	Chlamydomonas reinhardtii	RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN 2
3	CB, DC, GA, GB, HC... (F, V, A, G, W...)	MAGNESIUM ION	non-polymer		24.3	16	Chemie (MG)
4	AC, DB, EC, HA, HB... (U, F, V, A, G...)	2-CARBOXYARABINITOL-1,5-DIPHOSPHATE	non-polymer		356.1	16	Chemie (CAP)
5	AB, BB, BC, CC, EB... (E, U, F, V, A...)	GLYCEROL	non-polymer		92.1	40	Chemie (GOL)
6	AD, AE, BD, BE, CD... (A, X, I, 6, B...)	water	water		18.0	9999	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H, S, T, U, V, W, X, Y, Z: 1 - 475 (UniProt: P00877)

PDB	External Database	Details
Pro 46	Leu 46	SEE REMARK 999
Hyp 104	Pro 104	modified residue
Hyp 151	Pro 151	modified residue
Kcx 201	Lys 201	modified residue
Smc 256	Cys 256	modified residue
Smc 369	Cys 369	modified residue

I, J, K, L, M, N, O, P, 1, 2, 3, 4, 5, 6, 7, 8: 1 - 140 (UniProt: P08475)

PDB	External Database	Details
Mme 1	Met 46	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	32
	Total formula weight	1104122.1
Non-Polymers*	Number of molecules	72
	Total formula weight	9770.5
All*	Total formula weight	1113892.6

*Water molecules are not included.