1PI4		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	K, PO4, SM3	enzyme
related structures	by homologous chain: 1ONH, 1Q2Q
Gene Ontology	Chain Function Process Component A, B
Primary reference	Thermodynamic cycle analysis and inhibitor design against beta-lactamase., Roth TA, Minasov G, Morandi S, Prati F, Shoichet BK, Biochemistry 2003 Dec 16;42(49):14483-91. PMID:14661960

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (146 Kb) [Save to disk] Biological Unit Coordinates (1pi4.pdb1.gz) 72 Kb Biological Unit Coordinates (1pi4.pdb2.gz) 72 Kb LPC: Ligand-Protein Contacts for 1PI4 CSU: Contacts of Structural Units for 1PI4 Likely Quarternary Molecular Structure file(s) for 1PI4 Structure Factors (1732 Kb) Retrieve 1PI4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PI4 from S2C, [Save to disk] Re-refined 1pi4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PI4 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1pi4] [1pi4_A] [1pi4_B] SWISS-PROT database: [P00811]

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