4ATV

STRUCTURE OF A TRIPLE MUTANT OF THE NHAA DIMER, CRYSTALLISED AT LOW PH

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	NA(+)/H(+) ANTIPORTER NHAA	polymer	401	43496.9	4	UniProt (P13738) Pfam (PF06965) In PDB	ESCHERICHIA COLI	SODIUM/PROTON ANTIPORTER NHAA, SODIUM PROTON ANTIPORTER NHAA
2	A, B, C, D	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
3	B	DODECYL-ALPHA-D-MALTOSIDE	non-polymer		510.6	1	Chemie (LMU)

Sequence modifications

A, B, C, D: 1 - 388 (UniProt: P13738)

PDB	External Database	Details
Glu 389	-	expression tag
Phe 390	-	expression tag
Arg 391	-	expression tag
Val 392	-	expression tag
Pro 393	-	expression tag
Gly 394	-	expression tag
Ser 395	-	expression tag
Glu 396	-	expression tag
Asn 397	-	expression tag
Leu 398	-	expression tag
Tyr 399	-	expression tag
Phe 400	-	expression tag
Gln 401	-	expression tag
Thr 109	Ala 109	engineered mutation
Gly 277	Gln 277	engineered mutation
Mse 296	Leu 296	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	173987.5
Non-Polymers*	Number of molecules	5
	Total formula weight	894.9
All*	Total formula weight	174882.4

*Water molecules are not included.