4O4B

Crystal Structure of an Inositol hexakisphosphate kinase EhIP6KA as a fusion protein with maltose binding protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Extracellular solute-binding protein family 1	polymer	396	43451.1	1	UniProt (C9QV44)	Escherichia coli	Maltose-binding periplasmic protein
2	B (B)	Inositol hexakisphosphate kinase	polymer	250	29683.9	1	UniProt (N9UNA8) Pfam (PF03770)	Entamoeba histolytica
3	C, D (A, B)	water	water		18.0	654	Chemie (HOH)

Sequence modifications

A: 1 - 366 (UniProt: C9QV44)

PDB	External Database	Details
Met -9	-	expression tag
Arg -8	-	expression tag
Ser -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
Gly 0	-	expression tag
Asn 367	-	expression tag
Ser 368	-	expression tag
Gly 369	-	expression tag
Ser 370	-	expression tag
Asp 371	-	expression tag
Ile 372	-	expression tag
Thr 373	-	expression tag
Ser 374	-	expression tag
Leu 375	-	expression tag
Tyr 376	-	expression tag
Lys 377	-	expression tag
Lys 378	-	expression tag
Ala 379	-	expression tag
Gly 380	-	expression tag
Ser 381	-	expression tag
Ala 382	-	expression tag
Ala 383	-	expression tag
Ala 384	-	expression tag
Val 385	-	expression tag
Leu 386	-	expression tag

B: 32 - 270 (UniProt: N9UNA8)

PDB	External Database	Details
Glu 21	-	expression tag
Glu 22	-	expression tag
Asn 23	-	expression tag
Leu 24	-	expression tag
Tyr 25	-	expression tag
Phe 26	-	expression tag
Gln 27	-	expression tag
Gly 28	-	expression tag
Ser 29	-	expression tag
Phe 30	-	expression tag
Thr 31	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73135.0
All*	Total formula weight	73135.0

*Water molecules are not included.