4AM1

Crystal structure of the marine crustacean decapod shrimp (Litopenaeus vannamei) arginine kinase in the absence of substrate or ligands.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	ARGININE KINASE	polymer	356	40028.6	1	UniProt (Q004B5) Pfam (PF02807) Pfam (PF00217) In PDB	LITOPENAEUS VANNAMEI (WHITELEG SHRIMP)
2		water	water		18.0	547	Chemie (HOH)

Sequence modifications

A: 2 - 356 (UniProt: Q004B5)

PDB	External Database	Details
Gly 1	-	expression tag
Lys 43	Arg 43	SEE REMARK 999
Met 131	Leu 131	SEE REMARK 999
Met 139	Cys 139	SEE REMARK 999
Met 201	Cys 201	SEE REMARK 999
Ile 286	Lys 286	SEE REMARK 999
Ala 295	Glu 295	SEE REMARK 999
Ala 309	Arg 309	conflict

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	40028.6
All*	Total formula weight	40028.6

*Water molecules are not included.