6RQA

Crystal structure of the iminosuccinate reductase of Paracoccus denitrificans in complex with NAD+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	iminosuccinate reductase	polymer	341	36226.0	2	UniProt (A1B8Z0) Pfam (PF02423)	Paracoccus denitrificans (strain Pd 1222)
2	C, F (A, B)	NICOTINAMIDE-ADENINE-DINUCLEOTIDE	non-polymer		663.4	2	Chemie (NAD)
3	D, E (A)	TERBIUM(III) ION	non-polymer		158.9	2	Chemie (TB)
4	G (B)	Tb-Xo4	non-polymer		556.4	1	Chemie (7MT)
5	H, I (A, B)	water	water		18.0	127	Chemie (HOH)

Sequence modifications

A, B: 1 - 320 (UniProt: A1B8Z0)

PDB	External Database	Details
Met -20	-	initiating methionine
Gly -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
Ser -8	-	expression tag
Ser -7	-	expression tag
Gly -6	-	expression tag
His -5	-	expression tag
Ile -4	-	expression tag
Glu -3	-	expression tag
Gly -2	-	expression tag
Arg -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	72452.0
Non-Polymers*	Number of molecules	5
	Total formula weight	2201.1
All*	Total formula weight	74653.1

*Water molecules are not included.