7DOB

Crystal structure of Catabolite repressor activator (Apo)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Catabolite repressor/activator	polymer	357	40811.3	1	UniProt (A0A454A0X5) Pfam (PF00356) Pfam (PF00532)	Escherichia coli O6:K15:H31 (strain 536 / UPEC)	Fructose repressor
2	B, C (A)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
3	D (A)	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
4	E (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5	F (A)	water	water		18.0	56	Chemie (HOH)

Sequence modifications

A: 1 - 334 (UniProt: A0A454A0X5)

PDB	External Database	Details
His -22	-	expression tag
His -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
Asp -16	-	expression tag
Tyr -15	-	expression tag
Asp -14	-	expression tag
Ile -13	-	expression tag
Pro -12	-	expression tag
Thr -11	-	expression tag
Thr -10	-	expression tag
Glu -9	-	expression tag
Asn -8	-	expression tag
Leu -7	-	expression tag
Tyr -6	-	expression tag
Phe -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag
Ala 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	40811.3
Non-Polymers*	Number of molecules	4
	Total formula weight	243.4
All*	Total formula weight	41054.7

*Water molecules are not included.