1AI4		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	CA, DHY	enzyme
related structures	by homologous chain: 1AI5, 1K5Q
Gene Ontology	Chain Function Process Component A B
Primary reference	Ligand-induced conformational change in penicillin acylase., Done SH, Brannigan JA, Moody PC, Hubbard RE, J Mol Biol 1998 Nov 27;284(2):463-75. PMID:9813130

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (137 Kb) [Save to disk] Biological Unit Coordinates (1ai4.pdb1.gz) 133 Kb LPC: Ligand-Protein Contacts for 1AI4 CSU: Contacts of Structural Units for 1AI4 Likely Quarternary Molecular Structure file(s) for 1AI4 Structure Factors (253 Kb) Retrieve 1AI4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1AI4 from S2C, [Save to disk] Re-refined 1ai4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1AI4 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: [1ai4] [1ai4_A] [1ai4_B] SWISS-PROT database: [P06875]

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