4USI

Nitrogen regulatory protein PII from Chlamydomonas reinhardtii in complex with MgATP and 2-oxoglutarate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	NITROGEN REGULATORY PROTEIN PII	polymer	154	17071.7	3	UniProt (A8JI83) In PDB	CHLAMYDOMONAS REINHARDTII
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
4	A, B	2-OXOGLUTARIC ACID	non-polymer		146.1	2	Chemie (AKG)
5	C	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
6		water	water		18.0	285	Chemie (HOH)

Sequence modifications

A, B, C: 2 - 144 (UniProt: A8JI83)

PDB	External Database	Details
Met 1	-	expression tag
Ser 145	-	expression tag
Ala 146	-	expression tag
Trp 147	-	expression tag
Ser 148	-	expression tag
His 149	-	expression tag
Pro 150	-	expression tag
Gln 151	-	expression tag
Phe 152	-	expression tag
Glu 153	-	expression tag
Lys 154	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	51215.0
Non-Polymers*	Number of molecules	7
	Total formula weight	1451.2
All*	Total formula weight	52666.2

*Water molecules are not included.