internal static IsAA GetInstance(string aminoAcid, IHashableFeature featureE)
        {
            IsAA isAA = new IsAA();

            isAA.AminoAcid = aminoAcid;
            if (featureE != null)
            {
                isAA.FeatureCollection = new Feature[] { (Feature)featureE };
            }
            return(isAA);
        }
        public override bool Equals(object obj)
        {
            IsAA other = obj as IsAA;

            if (other == null)
            {
                return(false);
            }
            else
            {
                if (AminoAcid != other.AminoAcid || FeatureCollection.Length != other.FeatureCollection.Length)
                {
                    return(false);
                }
                if (FeatureCollection.Length > 0)
                {
                    return(FeatureCollection[0].Equals(other.FeatureCollection[0]));
                }
                return(true);
            }
        }