1YRB

PAB0955 crystal structure : a GTPase in GDP and Mg bound form from Pyrococcus abyssi

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ATP(GTP)binding protein	polymer	262	30334.8	2	GenBank (5458856) Pfam (PF03029) UniProt (by SIFTS) (Q9UYR9) In PDB	Pyrococcus abyssi	PAB0955 gene product
2	A, B	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)
3	A, B	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP)
4		water	water		18.0	381	Chemie (HOH)

Sequence modifications

A, B: 1 - 248 (GenBank: 5458856)

PDB	External Database	Details
Met 487	-	expression tag
Arg 488	-	expression tag
Gly 489	-	expression tag
Ser 490	-	expression tag
His 491	-	expression tag
His 492	-	expression tag
His 493	-	expression tag
His 494	-	expression tag
His 495	-	expression tag
His 496	-	expression tag
Gly 497	-	expression tag
Met 498	-	expression tag
Ala 499	-	expression tag
Ser 500	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	60669.6
Non-Polymers*	Number of molecules	5
	Total formula weight	959.3
All*	Total formula weight	61628.9

*Water molecules are not included.