1B04

STRUCTURE OF THE ADENYLATION DOMAIN OF AN NAD+ DEPENDENT LIGASE

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)	PROTEIN (DNA LIGASE)	polymer	318	35832.4	2	UniProt (O87703) Pfam (PF01653)	Geobacillus stearothermophilus
2	C, D (A, B)	water	water		18.0	190	Chemie (HOH)

Sequence modifications

A, B: 1 - 318 (UniProt: O87703)

PDB	External Database	Details
Ala 114	Lys 114	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	71664.7
All*	Total formula weight	71664.7

*Water molecules are not included.