1EQN

E.COLI PRIMASE CATALYTIC CORE

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, D, E	DNA PRIMASE	polymer	321	36620.9	5	UniProt (P0ABS5) Pfam (PF08275) Pfam (PF13155) Pfam (PF10410) In PDB	Escherichia coli

Sequence modifications

A, B, C, D, E: 109 - 429 (UniProt: P0ABS5)

PDB	External Database	Details
Gly 109	-	EXPRESSION TAG
Ala 110	-	EXPRESSION TAG
Mse 120	Met 120	MODIFIED RESIDUE
Mse 187	Met 187	MODIFIED RESIDUE
Mse 205	Met 205	MODIFIED RESIDUE
Mse 268	Met 268	MODIFIED RESIDUE
Mse 329	Met 329	MODIFIED RESIDUE
Mse 338	Met 338	MODIFIED RESIDUE
Mse 362	Met 362	MODIFIED RESIDUE
Mse 366	Met 366	MODIFIED RESIDUE
Mse 377	Met 377	MODIFIED RESIDUE

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	183104.7
All*	Total formula weight	183104.7

*Water molecules are not included.