HisHis – L-histidyl-L-histidine

Name
WID	HisHis
Name	L-histidyl-L-histidine
Traditional name	2-[2-amino-3-(3H-imidazol-4-yl)propanamido]-3-(3H-imidazol-4-yl)propanoic acid
IUPAC name	2-[2-amino-3-(1H-imidazol-5-yl)propanamido]-3-(1H-imidazol-5-yl)propanoic acid
Cross references	PubChem: 51795710

Classification
Type	dipeptide

Structure
Empirical formula (pH 7.5)	H₁₆C₁₂N₆O₃
SMILES (pH 7.5)	C1=C(NC=N1)CC(C(=O)NC(CC2=CN=CN2)C(=O)O)N
Charge (pH 7.5)	0
Is hydrophobic	False
Molecular weight (Da)	292.29
van der Waals volume (pH 7.5; Å³ molecule^‑1)	249.94
pI	7.55
logP	-5.33
logD (pH 7.5)	-5.26

Concentrations
Media composition (SP4; mM)	2.39

Function
Reaction participant	oligopeptide (His) transport via ABC system ATP[c] + H2O[c] + HisHis[e] ⇒ ADP[c] + H[c] + HisHis[c] + PI[c] Protein degradation (HIS) [c]: ATP + (2) H2O + HisHis ⇒ ADP + H + (2) HIS + PI Protein degradation (HIS) [c]: ATP + (2) H2O + HisHis ⇒ ADP + H + (2) HIS + PI Protein polymerization (His) [c]: (2) HIS ⇒ H2O + HisHis Dipeptide import (His-His) [c]: H2O + HisHis ⇒ (2) HIS

Metadata
Created	2012-10-01 15:07:00
Last updated	2012-10-01 15:12:15