1GH0

CRYSTAL STRUCTURE OF C-PHYCOCYANIN FROM SPIRULINA PLATENSIS

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G, I... (A, C, E, G, I...)	C-PHYCOCYANIN ALPHA SUBUNIT	polymer	162	17602.8	12	UniProt (P72509) Pfam (PF00502)	Arthrospira platensis
2	B, D, F, H, J... (B, D, F, H, J...)	C-PHYCOCYANIN BETA SUBUNIT	polymer	172	18088.5	12	UniProt (P72508) Pfam (PF00502)	Arthrospira platensis
3	AA, AB, BA, BB, CA... (B, T, C, D, U...)	PHYCOCYANOBILIN	non-polymer		588.7	36	Chemie (CYC)
4	AC, BC, CC, DC, EC... (S, T, U, V, W...)	water	water		18.0	945	Chemie (HOH)

Sequence modifications

A, C, E, G, I, K, M, O, Q, S, U, W: 1 - 162 (UniProt: P72509)

PDB	External Database	Details
Val 11	Ile 11	see remark 999
Leu 51	Arg 51	see remark 999
Val 148	Gly 148	see remark 999

B, D, F, H, J, L, N, P, R, T, V, X: 1 - 172 (UniProt: P72508)

PDB	External Database	Details
Val 40	Ala 40	see remark 999
Men 72	Asn 72	modified residue
Ser 76	Asn 76	see remark 999
Gly 162	Ser 162	see remark 999
Ala 168	Cys 168	see remark 999

Contents of the asymmetric unit

Polymers	Number of chains	24
	Total formula weight	428296.1
Non-Polymers*	Number of molecules	36
	Total formula weight	21193.0
All*	Total formula weight	449489.1

*Water molecules are not included.