Peptide Database

Peptide NamePulmonary surfactant-associated protein A1

Function Ontology

Binding / Molecular interaction

Binding / Molecular interaction ▸ Calcium binding

Standard StatusStandard

Sequence Length248 amino acids

Chemical FormulaC1143H1271N323O110S15

DescriptionStandard

        MWLCPLALNLILMAASGAVCEVKDVCVGSPGIPGTPGSHGLPGRDGRDGLKGDPGPPGPMGPPGEMPCPPGNDGLPGAPGIPGECGEKGEPGERGPPGLPAHLDEELQATLHDFRHQILQTRGALSLQGSIMTVGEKVFSSNGQSITFDAIQEACARAGGRIAVPRNPEENEAIASFVKKYNTYAYVGLTEGPSPGDFRYSDGTPVNYTNWYRGEPAGRGKEQCVEMYTDGQWNDRNCLYSRLTICEF
    

Molecular Weight26242.18 Da

Isoelectric Point (pI)4.65

Net Charge (pH 7.0)-10.17

Net Charge (pH 7.4) -11.14

Charge Density (pH 7.0) -0.0410

GRAVY Index-0.46

Hydrophobic Moment 0.05

Boman Index0.03

Instability Index37.02

Aliphatic Index 63.75

Aromaticity 0.0847

Extinction Coeff. Reduced 28420.00

Extinction Coeff. Oxidized 28920.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 9084.59

LogP -29.14

H-bond Donors 181.0

H-bond Acceptors 367.0

Rotatable Bonds 465.0

Heavy Atoms 1657.0

Ring Count 51.0

Amide Bonds 447.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0430771 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [other]

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Binding / Molecular interaction Calcium binding