4CT0

Crystal Structure of Mouse Cryptochrome1 in Complex with Period2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	CRYPTOCHROME-1	polymer	507	58498.0	1	UniProt (P97784) Pfam (PF00875) Pfam (PF03441)	MUS MUSCULUS (HOUSE MOUSE)	CRYPTOCHROME1
2	B (B)	PERIOD CIRCADIAN PROTEIN HOMOLOG 2	polymer	143	16316.3	1	UniProt (O54943) Pfam (PF12114)	MUS MUSCULUS (HOUSE MOUSE)	PERIOD2, MPER2, CIRCADIAN CLOCK PROTEIN PERIOD 2
3	C (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
4	D (A)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5	E (A)	HEXAETHYLENE GLYCOL	non-polymer		282.3	1	Chemie (P6G)
6	F, G (A, B)	water	water		18.0	175	Chemie (HOH)

Sequence modifications

A: 1 - 496 (UniProt: P97784)

PDB	External Database	Details
Ala 497	-	expression tag
Ala 498	-	expression tag
Ala 499	-	expression tag
Leu 500	-	expression tag
Glu 501	-	expression tag
His 502	-	expression tag
His 503	-	expression tag
His 504	-	expression tag
His 505	-	expression tag
His 506	-	expression tag
His 507	-	expression tag

B: 1132 - 1252 (UniProt: O54943)

PDB	External Database	Details
Met -21	-	expression tag
Lys -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
Ser -13	-	expression tag
Ala -12	-	expression tag
Gly -11	-	expression tag
Leu -10	-	expression tag
Glu -9	-	expression tag
Val -8	-	expression tag
Leu -7	-	expression tag
Phe -6	-	expression tag
Gln -5	-	expression tag
Gly -4	-	expression tag
Pro -3	-	expression tag
Asp -2	-	expression tag
Ser -1	-	expression tag
Met 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	74814.3
Non-Polymers*	Number of molecules	3
	Total formula weight	383.2
All*	Total formula weight	75197.4

*Water molecules are not included.