3QQQ

Crystal structure of non-symbiotic plant hemoglobin from Trema tomentosa

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Non-symbiotic hemoglobin	polymer	168	19103.1	2	UniProt (P07803) Pfam (PF00042) In PDB	Trema tomentosa (Poison peach)	TREto GLB1
2	A, B	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
3	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4		water	water		18.0	204	Chemie (HOH)

Sequence modifications

A, B: 1 - 162 (UniProt: P07803)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Val 117	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	38206.3
Non-Polymers*	Number of molecules	4
	Total formula weight	1425.1
All*	Total formula weight	39631.4

*Water molecules are not included.