3VEZ

Crystal structure of the O-carbamoyltransferase TobZ K443A variant in complex with ATP, ADP and carbamoyl phosphate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	O-carbamoyltransferase TobZ	polymer	576	63393.1	1	UniProt (Q70IY1) Pfam (PF02543) Pfam (PF16861) In PDB	Streptoalloteichus tenebrarius (Streptomyces tenebrarius)
2	A	FE (II) ION	non-polymer		55.8	1	Chemie (FE2)
3	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4	A	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	1	Chemie (ADP)
5	A	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	1	Chemie (ATP)
6	A	PHOSPHORIC ACID MONO(FORMAMIDE)ESTER	non-polymer		141.0	1	Chemie (CP)
7	A	POTASSIUM ION	non-polymer		39.1	1	Chemie (K)
8		water	water		18.0	266	Chemie (HOH)

Sequence modifications

A: 1 - 570 (UniProt: Q70IY1)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Ala 443	Lys 443	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	63393.1
Non-Polymers*	Number of molecules	6
	Total formula weight	1194.6
All*	Total formula weight	64587.7

*Water molecules are not included.