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Table 1 Physico-chemical properties of three SG2NA isoforms

From: Molecular modeling and molecular dynamics simulations based structural analysis of the SG2NA protein variants

Sequence variant 35 kDa 78 kDa 87 kDa
Accession number (from Uniprot) B3STQ1 B2RQS1 Q9ERG2
Molecular formula C1480H2325N429O454S6 C3426H5339N947O1081S20 C3825H5995N1069O1216S23
Molecular Weight 33584.7 77731.9 87150.4
p.I. 5.90 5.06 5.12
-R (negative residue) 44 100 117
+R (positive residue) 39 66 81
Extinction Coefficient 29910 89185 96300
Instability Index 60.06 46.00 45.19
Aliphatic Index 69.44 78.40 77.60
GRAVY −0.869 −0.470 −0.532
S-S Bond None 544, 546, 670 556, 613