Structure analysis

HUMAN PLASMINOGEN ACTIVATOR INHIBITOR-2.[LOOP (66-98) DELETIONMUTANT] COMPLEXED WITH PEPTIDE MIMIckING THE REACTIVE CENTER LOOP

X-ray diffraction
1.6Å resolution
Source organism: Homo sapiens
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 15656.33 Å2
Buried surface area: 2934.12 Å2
Dissociation area: 1,353.55 Å2
Dissociation energy (ΔGdiss): 23.83 kcal/mol
Dissociation entropy (TΔSdiss): 8.45 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-138522

Macromolecules

Chain: A
Length: 382 amino acids
Theoretical weight: 43.05 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P05120 (Residues: 1-415; Coverage: 92%)
Gene names: PAI2, PLANH2, SERPINB2
Pfam: Serpin (serine protease inhibitor)
InterPro:
CATH:
SCOP: Serpins
PDBe-KB: UniProt Coverage View: P05120  
138250100150200250300350
 
100200300MEDLCVANTLFALNLFKHLAKASPTQNLFLSPWSISSTMAMVYMGSRGSTEDQMAKVLQFNEVGAAADKIHSSFRSLSSAINASTGNYLLESVNKLFGEKSASFREEYIRLCQKYYSSEPQAVDFLECAEEARKKINSWVKTQTKGKIPNLLPEGSVDGDTRMVLVNAVYFKGKWKTPFEKKLNGLYPFRVNSAQRTPVQMMYLREKLNIGYIEDLKAQILELPYAGDVSMFLLLPDEIADVSTGLELLESEITYDKLNKWTSKDKMAEDEVEVYIPQFKLEEHYELRSILRSMGMEDAFNKGRANFSGMSERNDLFLSEVFHQAMVDVNEEGTEAAAGTGGVMTGRTGHGGPQFVADHPFLFLIMHKITNCILFFGRFSSP
UniProt
P05120
Chains
Domains
Secondary structure
Flexibility predictions
Early folding residue predictions
Ligand binding sites
Interaction interfaces
Sequence conservation
Variants

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Chain: P
Length: 15 amino acids
Theoretical weight: 1.31 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P05120 (Residues: 367-380; Coverage: 3%)
Gene names: PAI2, PLANH2, SERPINB2
PDBe-KB: UniProt Coverage View: P05120  
115123456789101112131415
 
51015*TEAAAGTGGVMTGR
UniProt
P05120
Chains
Secondary structure
Flexibility predictions
Interaction interfaces

Search similar proteins