PDB Short entry for 1GQ0 HEADER ANTIBIOTIC 16-NOV-01 1GQ0 TITLE SOLUTION STRUCTURE OF ANTIAMOEBIN I, A MEMBRANE CHANNEL-FORMING TITLE 2 POLYPEPTIDE; NMR, 20 STRUCTURES CAVEAT 1GQ0 HYP A 13 C-ALPHA WRONG HAND IN ALL MODELS, PHL A 16 C-ALPHA CAVEAT 2 1GQ0 WRONG HAND IN ALL MODELS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTIAMOEBIN I; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EMERICELLOPSIS SP. 2723; SOURCE 3 ORGANISM_TAXID: 489044 KEYWDS ANTIAMOEBIN I, PEPTAIBOL, ANTIBACTERIAL, ANTIFUNGAL, ANTIBIOTIC EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR T.P.GALBRAITH,R.HARRIS,P.C.DRISCOLL,B.A.WALLACE REVDAT 5 20-DEC-17 1GQ0 1 JRNL REVDAT 4 13-JUL-11 1GQ0 1 VERSN REVDAT 3 24-FEB-09 1GQ0 1 VERSN REVDAT 2 03-FEB-03 1GQ0 1 SOURCE REVDAT 1 24-JAN-03 1GQ0 0 JRNL AUTH T.P.GALBRAITH,R.HARRIS,P.C.DRISCOLL,B.A.WALLACE JRNL TITL SOLUTION NMR STUDIES OF ANTIAMOEBIN, A MEMBRANE JRNL TITL 2 CHANNEL-FORMING POLYPEPTIDE. JRNL REF BIOPHYS. J. V. 84 185 2003 JRNL REFN ISSN 0006-3495 JRNL PMID 12524274 JRNL DOI 10.1016/S0006-3495(03)74841-3 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.F.SNOOK,G.A.WOOLLEY,G.OLIVA,V.PATTABHI,S.F.WOOD, REMARK 1 AUTH 2 T.L.BLUNDELL,B.A.WALLACE REMARK 1 TITL THE STRUCTURE AND FUNCTION OF ANTIAMOEBIN I, A PROLINE-RICH REMARK 1 TITL 2 MEMBRANE-ACTIVE POLYPEPTIDE. REMARK 1 REF STRUCTURE V. 6 783 1998 REMARK 1 REFN ISSN 0969-2126 REMARK 1 PMID 9655831 REMARK 1 DOI 10.1016/S0969-2126(98)00079-3 REMARK 1 REFERENCE 2 REMARK 1 AUTH H.DUCLOHIER,C.F.SNOOK,B.A.WALLACE REMARK 1 TITL ANTIAMOEBIN CAN FUNCTION AS A CARRIER OR AS A PORE-FORMING REMARK 1 TITL 2 PEPTAIBOL. REMARK 1 REF BIOCHIM. BIOPHYS. ACTA V.1415 255 1998 REMARK 1 REFN ISSN 0006-3002 REMARK 1 PMID 9858744 REMARK 1 DOI 10.1016/S0005-2736(98)00184-9 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 246 ATOMS USED IN SIMULATED ANNEALING REMARK 3 (INCLUDING HYDROGENS) RMSD VALUES FROM IDEAL GEOMETRY FOR 20 REMARK 3 MODELS: BOND DISTANCES 0.013 ANGSTROMS, STANDARD DEVIATION REMARK 3 0.0001 BOND ANGLES 2.92 DEGREES, STANDARD DEVIATION 0.017 REMARK 3 IMPROPER ANGLES 6.62 DEGREES, STANDARD DEVIATION 0.028 REMARK 4 REMARK 4 1GQ0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 16-NOV-01. REMARK 100 THE DEPOSITION ID IS D_1290005778. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NOESY; ROESY; DQF-COSY; TOCSY; REMARK 210 HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : UNITYPLUS REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : MARDIGRAS, XPLOR REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 400 REMARK 400 COMPOUND REMARK 400 ANTIAMOEBIN I IS LINEAR PEPTIDE, A MEMBER OF THE PEPTAIBOL REMARK 400 FAMILY OF MEMBRANE CHANNEL FORMING PEPTIDES. REMARK 400 HERE, ANTIAMOEBIN I IS REPRESENTED BY THE SEQUENCE (SEQRES) REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: ANTIAMOEBIN I REMARK 400 CHAIN: A REMARK 400 COMPONENT_1: PEPTIDE LIKE SEQUENCE RESIDUES 0 TO 16 REMARK 400 DESCRIPTION: ANTIAMOEBIN I IS A HEXADECAMERIC HELICAL PEPTIDE. REMARK 400 THE N-TERM IS ACETYLATED (RESIDUE 0) REMARK 400 REMARK 400 THE ANTIAMOEBIN 1 IS PEPTAIBOL, A MEMBER OF ANTIBIOTIC CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: ANTIAMOEBIN 1 REMARK 400 CHAIN: A REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: ANTIAMOEBIN I IS A HEXADECAMERIC HELICAL PEPTIDE. REMARK 400 THE N-TERM IS ACETYLATED (RESIDUE 0) REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 AIB A 2 56.39 -65.05 REMARK 500 1 AIB A 3 -33.54 -176.90 REMARK 500 1 AIB A 4 73.91 -8.73 REMARK 500 1 DIV A 5 65.98 27.51 REMARK 500 1 LEU A 7 45.84 22.77 REMARK 500 1 AIB A 8 -23.24 159.42 REMARK 500 1 DIV A 12 -37.20 -38.84 REMARK 500 1 HYP A 13 -59.22 -4.54 REMARK 500 1 AIB A 14 -79.87 -35.94 REMARK 500 2 AIB A 3 -23.25 164.94 REMARK 500 2 AIB A 4 86.26 -7.81 REMARK 500 2 DIV A 5 66.04 29.42 REMARK 500 2 LEU A 7 79.51 33.17 REMARK 500 2 HYP A 13 -62.92 -2.61 REMARK 500 2 AIB A 14 -79.86 14.75 REMARK 500 2 PRO A 15 -34.85 -38.93 REMARK 500 3 AIB A 2 58.72 -65.43 REMARK 500 3 AIB A 3 -27.29 178.45 REMARK 500 3 AIB A 4 85.92 -21.75 REMARK 500 3 LEU A 7 86.46 32.33 REMARK 500 3 DIV A 12 -38.36 -35.99 REMARK 500 3 HYP A 13 -58.12 -4.21 REMARK 500 3 AIB A 14 -67.18 -0.68 REMARK 500 3 PRO A 15 -35.66 -38.73 REMARK 500 4 AIB A 2 64.85 -64.32 REMARK 500 4 AIB A 3 -7.78 143.46 REMARK 500 4 AIB A 4 84.69 -24.77 REMARK 500 4 DIV A 5 60.07 29.61 REMARK 500 4 LEU A 7 65.41 35.81 REMARK 500 4 HYP A 10 35.78 -86.07 REMARK 500 4 DIV A 12 -60.90 -38.59 REMARK 500 4 HYP A 13 -66.14 18.97 REMARK 500 4 AIB A 14 -58.74 -23.00 REMARK 500 4 PRO A 15 -35.83 -39.53 REMARK 500 5 AIB A 2 68.65 -61.52 REMARK 500 5 AIB A 3 -26.50 172.60 REMARK 500 5 AIB A 4 83.79 -21.95 REMARK 500 5 LEU A 7 51.02 34.81 REMARK 500 5 DIV A 12 -35.01 -31.40 REMARK 500 5 HYP A 13 -61.34 -0.51 REMARK 500 5 AIB A 14 -72.47 6.63 REMARK 500 5 PRO A 15 -33.91 -33.76 REMARK 500 6 AIB A 2 68.22 -62.11 REMARK 500 6 AIB A 3 -33.10 -175.20 REMARK 500 6 AIB A 4 89.72 -24.40 REMARK 500 6 DIV A 5 70.21 35.55 REMARK 500 6 LEU A 7 58.31 36.49 REMARK 500 6 AIB A 8 29.92 40.83 REMARK 500 6 DIV A 12 -44.68 -38.06 REMARK 500 6 HYP A 13 -63.65 4.73 REMARK 500 REMARK 500 THIS ENTRY HAS 170 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JOH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL ANTIAMOEBIN I REMARK 900 RELATED ID: 1EE7 RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF THE PEPTAIBOL CHRYSOSPERMIN C BOUND TO DPC REMARK 900 MICELLES REMARK 900 RELATED ID: 1AMT RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL ALAMETHICIN REMARK 900 RELATED ID: 1M24 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL TRICHOTOXIN_A50E REMARK 900 RELATED ID: 1OB4 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL CEPHAIBOL A REMARK 900 RELATED ID: 1OB6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL CEPHAIBOL B REMARK 900 RELATED ID: 1OB7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE PEPTAIBOL CEPHAIBOL C REMARK 900 RELATED ID: 1R9U RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF THE PEPTAIBOL ZERVAMICIN IIB IN METHANOL REMARK 900 RELATED ID: 1IH9 RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF THE PEPTAIBOL ZERVAMICIN IIB BOUND TO DPC REMARK 900 MICELLES REMARK 900 RELATED ID: 1DLZ RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF THE PEPTAIBOL ZERVAMICIN IIB IN ISOTROPIC REMARK 900 SOLVENTS REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE ANTIBIOTIC REPORTED HERE IS SIMILAR IN STRUCTURE TO THAT REMARK 999 FOUND IN EMBL:AAB11467 FROM THE SPECIES ACREMONIUM TUBAKII DBREF 1GQ0 A 0 16 NOR NOR00945 NOR00945 0 16 SEQRES 1 A 17 ACE PHE AIB AIB AIB DIV GLY LEU AIB AIB HYP GLN DIV SEQRES 2 A 17 HYP AIB PRO PHL MODRES 1GQ0 AIB A 2 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 AIB A 3 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 AIB A 4 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 AIB A 8 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 AIB A 9 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 HYP A 10 PRO 4-HYDROXYPROLINE MODRES 1GQ0 HYP A 13 PRO 4-HYDROXYPROLINE MODRES 1GQ0 AIB A 14 ALA ALPHA-AMINOISOBUTYRIC ACID MODRES 1GQ0 PHL A 16 PHE L-PHENYLALANINOL HET ACE A 0 6 HET AIB A 2 13 HET AIB A 3 13 HET AIB A 4 13 HET DIV A 5 16 HET AIB A 8 13 HET AIB A 9 13 HET HYP A 10 15 HET DIV A 12 16 HET HYP A 13 15 HET AIB A 14 13 HET PHL A 16 23 HETNAM ACE ACETYL GROUP HETNAM AIB ALPHA-AMINOISOBUTYRIC ACID HETNAM DIV D-ISOVALINE HETNAM HYP 4-HYDROXYPROLINE HETNAM PHL L-PHENYLALANINOL HETSYN HYP HYDROXYPROLINE FORMUL 1 ACE C2 H4 O FORMUL 1 AIB 6(C4 H9 N O2) FORMUL 1 DIV 2(C5 H11 N O2) FORMUL 1 HYP 2(C5 H9 N O3) FORMUL 1 PHL C9 H13 N O HELIX 1 1 AIB A 3 AIB A 8 1 6 HELIX 2 2 AIB A 9 DIV A 12 5 4 LINK C ACE A 0 N PHE A 1 1555 1555 1.35 LINK C PHE A 1 N AIB A 2 1555 1555 1.35 LINK C AIB A 2 N AIB A 3 1555 1555 1.37 LINK C AIB A 3 N AIB A 4 1555 1555 1.37 LINK C AIB A 4 N DIV A 5 1555 1555 1.37 LINK C DIV A 5 N GLY A 6 1555 1555 1.35 LINK C LEU A 7 N AIB A 8 1555 1555 1.35 LINK C AIB A 8 N AIB A 9 1555 1555 1.37 LINK C AIB A 9 N HYP A 10 1555 1555 1.37 LINK C HYP A 10 N GLN A 11 1555 1555 1.33 LINK C GLN A 11 N DIV A 12 1555 1555 1.35 LINK C DIV A 12 N HYP A 13 1555 1555 1.38 LINK C HYP A 13 N AIB A 14 1555 1555 1.37 LINK C AIB A 14 N PRO A 15 1555 1555 1.37 LINK C PRO A 15 N PHL A 16 1555 1555 1.33 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000