HEADER ANTIMICROBIAL PROTEIN 09-JUL-15 5CGN TITLE STRUCTURE OF QUASIRACEMIC ALA-MAGAININ 2 WITH A BETA AMINO ACID TITLE 2 SUBSTITUTION AT POSITION 8 COMPND MOL_ID: 1; COMPND 2 MOLECULE: D-ALA-MAGAININ DERIVATIVE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: L-ACPC8-ALA-MAGAININ; COMPND 7 CHAIN: E, F, G, H; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 8 ORGANISM_TAXID: 32630 KEYWDS ANTIMICROBIAL, QUASIRACEMATE, HOMOCHIRAL DIMERIZATION, BETA AMINO KEYWDS 2 ACID, ANTIMICROBIAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Z.HAYOUKA,N.C.THOMAS,D.E.MORTENSON,K.A.SATYSHUR,B.WEISBLUM, AUTHOR 2 K.T.FOREST,S.H.GELLMAN REVDAT 7 15-NOV-23 5CGN 1 REMARK REVDAT 6 27-SEP-23 5CGN 1 REMARK REVDAT 5 27-NOV-19 5CGN 1 REMARK REVDAT 4 20-SEP-17 5CGN 1 REMARK REVDAT 3 07-OCT-15 5CGN 1 SITE REVDAT 2 30-SEP-15 5CGN 1 JRNL REVDAT 1 23-SEP-15 5CGN 0 JRNL AUTH Z.HAYOUKA,N.C.THOMAS,D.E.MORTENSON,K.A.SATYSHUR,B.WEISBLUM, JRNL AUTH 2 K.T.FOREST,S.H.GELLMAN JRNL TITL QUASIRACEMATE CRYSTAL STRUCTURES OF MAGAININ 2 DERIVATIVES JRNL TITL 2 SUPPORT THE FUNCTIONAL SIGNIFICANCE OF THE PHENYLALANINE JRNL TITL 3 ZIPPER MOTIF. JRNL REF J.AM.CHEM.SOC. V. 137 11884 2015 JRNL REFN ESSN 1520-5126 JRNL PMID 26369301 JRNL DOI 10.1021/JACS.5B07206 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0123 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 8271 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 440 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.26 REMARK 3 REFLECTION IN BIN (WORKING SET) : 616 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.1620 REMARK 3 BIN FREE R VALUE SET COUNT : 34 REMARK 3 BIN FREE R VALUE : 0.3100 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1303 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 31 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.47 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.69000 REMARK 3 B22 (A**2) : 0.08000 REMARK 3 B33 (A**2) : 0.61000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.277 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.224 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.147 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.615 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.968 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1331 ; 0.018 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1358 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1771 ; 1.932 ; 1.933 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3085 ; 1.065 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 160 ; 5.095 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 48 ;27.730 ;23.333 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 211 ;18.706 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 196 ; 0.127 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1464 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 336 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 692 ; 4.886 ; 4.573 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 691 ; 4.878 ; 4.570 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 852 ; 6.339 ; 6.765 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 853 ; 6.336 ; 6.768 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 639 ; 6.277 ; 5.427 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 640 ; 6.272 ; 5.431 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 920 ; 9.876 ; 7.779 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1501 ;11.768 ;37.413 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1495 ;11.777 ;37.346 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 5CGN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUL-15. REMARK 100 THE DEPOSITION ID IS D_1000209693. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUN-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-F REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8711 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 40.090 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 12.92 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.11100 REMARK 200 FOR THE DATA SET : 12.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.30 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 14.61 REMARK 200 R MERGE FOR SHELL (I) : 1.36000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 4MGP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM CITRATE TRIBASIC PH 5.6 REMARK 280 35% V/V TERT-BUTANOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 28.34500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.34500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.34500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.34500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: OCTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7630 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10000 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -94.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 350 APPLY THE FOLLOWING TO CHAINS: G, H REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 141.72500 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 28.34500 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 103.30000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, F REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 141.72500 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 28.34500 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 154.95000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 DSE A 23 REMARK 465 DSE B 23 REMARK 465 DSE C 23 REMARK 465 DSE D 23 REMARK 465 SER E 23 REMARK 465 SER F 23 REMARK 465 SER G 23 REMARK 465 SER H 23 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 DLY A 4 CG CD CE NZ REMARK 470 DLY A 11 CG CD CE NZ REMARK 470 DLY A 14 CG CD CE NZ REMARK 470 DLY B 4 CG CD CE NZ REMARK 470 DLY B 11 CG CD CE NZ REMARK 470 DLY B 14 CD CE NZ REMARK 470 DLY C 4 CG CD CE NZ REMARK 470 DLY C 11 CG CD CE NZ REMARK 470 DLY D 4 CG CD CE NZ REMARK 470 DLY D 11 CD CE NZ REMARK 470 DLY D 14 CD CE NZ REMARK 470 LYS E 14 CG CD CE NZ REMARK 470 LYS G 4 CG CD CE NZ REMARK 470 LYS H 14 CG CD CE NZ 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 MET E 21 30.78 -87.07 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 HIS E 7 XCP E 8 140.20 REMARK 500 HIS F 7 XCP F 8 135.54 REMARK 500 HIS G 7 XCP G 8 137.80 REMARK 500 HIS H 7 XCP H 8 138.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5CGO RELATED DB: PDB DBREF 5CGN A 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN B 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN C 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN D 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN E 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN F 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN G 1 23 PDB 5CGN 5CGN 1 23 DBREF 5CGN H 1 23 PDB 5CGN 5CGN 1 23 SEQRES 1 A 23 GLY DIL GLY DLY DPN DLE DHI DAL DAL DLY DLY DPN DAL SEQRES 2 A 23 DLY DAL DPN DVA DAL DGL DIL MED DSG DSE SEQRES 1 B 23 GLY DIL GLY DLY DPN DLE DHI DAL DAL DLY DLY DPN DAL SEQRES 2 B 23 DLY DAL DPN DVA DAL DGL DIL MED DSG DSE SEQRES 1 C 23 GLY DIL GLY DLY DPN DLE DHI DAL DAL DLY DLY DPN DAL SEQRES 2 C 23 DLY DAL DPN DVA DAL DGL DIL MED DSG DSE SEQRES 1 D 23 GLY DIL GLY DLY DPN DLE DHI DAL DAL DLY DLY DPN DAL SEQRES 2 D 23 DLY DAL DPN DVA DAL DGL DIL MED DSG DSE SEQRES 1 E 23 GLY ILE GLY LYS PHE LEU HIS XCP ALA LYS LYS PHE ALA SEQRES 2 E 23 LYS ALA PHE VAL ALA GLU ILE MET ASN SER SEQRES 1 F 23 GLY ILE GLY LYS PHE LEU HIS XCP ALA LYS LYS PHE ALA SEQRES 2 F 23 LYS ALA PHE VAL ALA GLU ILE MET ASN SER SEQRES 1 G 23 GLY ILE GLY LYS PHE LEU HIS XCP ALA LYS LYS PHE ALA SEQRES 2 G 23 LYS ALA PHE VAL ALA GLU ILE MET ASN SER SEQRES 1 H 23 GLY ILE GLY LYS PHE LEU HIS XCP ALA LYS LYS PHE ALA SEQRES 2 H 23 LYS ALA PHE VAL ALA GLU ILE MET ASN SER HET DIL A 2 8 HET DLY A 4 5 HET DPN A 5 11 HET DLE A 6 8 HET DHI A 7 10 HET DAL A 8 5 HET DAL A 9 5 HET DLY A 10 9 HET DLY A 11 5 HET DPN A 12 11 HET DAL A 13 5 HET DLY A 14 5 HET DAL A 15 5 HET DPN A 16 11 HET DVA A 17 7 HET DAL A 18 5 HET DGL A 19 9 HET DIL A 20 8 HET MED A 21 8 HET DSG A 22 8 HET DIL B 2 8 HET DLY B 4 5 HET DPN B 5 11 HET DLE B 6 8 HET DHI B 7 10 HET DAL B 8 5 HET DAL B 9 5 HET DLY B 10 9 HET DLY B 11 5 HET DPN B 12 11 HET DAL B 13 5 HET DLY B 14 6 HET DAL B 15 5 HET DPN B 16 11 HET DVA B 17 7 HET DAL B 18 5 HET DGL B 19 9 HET DIL B 20 8 HET MED B 21 8 HET DSG B 22 8 HET DIL C 2 8 HET DLY C 4 5 HET DPN C 5 11 HET DLE C 6 8 HET DHI C 7 10 HET DAL C 8 5 HET DAL C 9 5 HET DLY C 10 9 HET DLY C 11 5 HET DPN C 12 11 HET DAL C 13 5 HET DLY C 14 9 HET DAL C 15 5 HET DPN C 16 11 HET DVA C 17 7 HET DAL C 18 5 HET DGL C 19 9 HET DIL C 20 8 HET MED C 21 8 HET DSG C 22 8 HET DIL D 2 8 HET DLY D 4 5 HET DPN D 5 11 HET DLE D 6 8 HET DHI D 7 10 HET DAL D 8 5 HET DAL D 9 5 HET DLY D 10 9 HET DLY D 11 6 HET DPN D 12 11 HET DAL D 13 5 HET DLY D 14 6 HET DAL D 15 5 HET DPN D 16 11 HET DVA D 17 7 HET DAL D 18 5 HET DGL D 19 9 HET DIL D 20 8 HET MED D 21 8 HET DSG D 22 8 HET XCP E 8 8 HET XCP F 8 8 HET XCP G 8 8 HET XCP H 8 8 HET CL A 101 1 HET CL B 101 1 HETNAM DIL D-ISOLEUCINE HETNAM DLY D-LYSINE HETNAM DPN D-PHENYLALANINE HETNAM DLE D-LEUCINE HETNAM DHI D-HISTIDINE HETNAM DAL D-ALANINE HETNAM DVA D-VALINE HETNAM DGL D-GLUTAMIC ACID HETNAM MED D-METHIONINE HETNAM DSG D-ASPARAGINE HETNAM XCP (1S,2S)-2-AMINOCYCLOPENTANECARBOXYLIC ACID HETNAM CL CHLORIDE ION FORMUL 1 DIL 8(C6 H13 N O2) FORMUL 1 DLY 16(C6 H14 N2 O2) FORMUL 1 DPN 12(C9 H11 N O2) FORMUL 1 DLE 4(C6 H13 N O2) FORMUL 1 DHI 4(C6 H10 N3 O2 1+) FORMUL 1 DAL 20(C3 H7 N O2) FORMUL 1 DVA 4(C5 H11 N O2) FORMUL 1 DGL 4(C5 H9 N O4) FORMUL 1 MED 4(C5 H11 N O2 S) FORMUL 1 DSG 4(C4 H8 N2 O3) FORMUL 5 XCP 4(C6 H11 N O2) FORMUL 9 CL 2(CL 1-) FORMUL 11 HOH *31(H2 O) HELIX 1 AA1 GLY A 1 DSG A 22 1 22 HELIX 2 AA2 DIL B 2 DSG B 22 1 21 HELIX 3 AA3 DIL C 2 MED C 21 1 20 HELIX 4 AA4 DIL D 2 DSG D 22 1 21 HELIX 5 AA5 ILE E 2 MET E 21 1 20 HELIX 6 AA6 ILE F 2 ASN F 22 1 21 HELIX 7 AA7 ILE G 2 MET G 21 1 20 HELIX 8 AA8 ILE H 2 ASN H 22 1 21 LINK C GLY A 1 N DIL A 2 1555 1555 1.34 LINK C DIL A 2 N GLY A 3 1555 1555 1.33 LINK C GLY A 3 N DLY A 4 1555 1555 1.33 LINK C DLY A 4 N DPN A 5 1555 1555 1.32 LINK C DPN A 5 N DLE A 6 1555 1555 1.33 LINK C DLE A 6 N DHI A 7 1555 1555 1.34 LINK C DHI A 7 N DAL A 8 1555 1555 1.34 LINK C DAL A 8 N DAL A 9 1555 1555 1.32 LINK C DAL A 9 N DLY A 10 1555 1555 1.32 LINK C DLY A 10 N DLY A 11 1555 1555 1.32 LINK C DLY A 11 N DPN A 12 1555 1555 1.34 LINK C DPN A 12 N DAL A 13 1555 1555 1.34 LINK C DAL A 13 N DLY A 14 1555 1555 1.31 LINK C DLY A 14 N DAL A 15 1555 1555 1.36 LINK C DAL A 15 N DPN A 16 1555 1555 1.34 LINK C DPN A 16 N DVA A 17 1555 1555 1.31 LINK C DVA A 17 N DAL A 18 1555 1555 1.34 LINK C DAL A 18 N DGL A 19 1555 1555 1.33 LINK C DGL A 19 N DIL A 20 1555 1555 1.32 LINK C DIL A 20 N MED A 21 1555 1555 1.33 LINK C MED A 21 N DSG A 22 1555 1555 1.33 LINK C GLY B 1 N DIL B 2 1555 1555 1.34 LINK C DIL B 2 N GLY B 3 1555 1555 1.32 LINK C GLY B 3 N DLY B 4 1555 1555 1.35 LINK C DLY B 4 N DPN B 5 1555 1555 1.34 LINK C DPN B 5 N DLE B 6 1555 1555 1.33 LINK C DLE B 6 N DHI B 7 1555 1555 1.35 LINK C DHI B 7 N DAL B 8 1555 1555 1.37 LINK C DAL B 8 N DAL B 9 1555 1555 1.34 LINK C DAL B 9 N DLY B 10 1555 1555 1.33 LINK C DLY B 10 N DLY B 11 1555 1555 1.33 LINK C DLY B 11 N DPN B 12 1555 1555 1.34 LINK C DPN B 12 N DAL B 13 1555 1555 1.32 LINK C DAL B 13 N DLY B 14 1555 1555 1.33 LINK C DLY B 14 N DAL B 15 1555 1555 1.34 LINK C DAL B 15 N DPN B 16 1555 1555 1.34 LINK C DPN B 16 N DVA B 17 1555 1555 1.31 LINK C DVA B 17 N DAL B 18 1555 1555 1.32 LINK C DAL B 18 N DGL B 19 1555 1555 1.34 LINK C DGL B 19 N DIL B 20 1555 1555 1.34 LINK C DIL B 20 N MED B 21 1555 1555 1.32 LINK C MED B 21 N DSG B 22 1555 1555 1.35 LINK C GLY C 1 N DIL C 2 1555 1555 1.33 LINK C DIL C 2 N GLY C 3 1555 1555 1.32 LINK C GLY C 3 N DLY C 4 1555 1555 1.34 LINK C DLY C 4 N DPN C 5 1555 1555 1.33 LINK C DPN C 5 N DLE C 6 1555 1555 1.32 LINK C DLE C 6 N DHI C 7 1555 1555 1.32 LINK C DHI C 7 N DAL C 8 1555 1555 1.33 LINK C DAL C 8 N DAL C 9 1555 1555 1.32 LINK C DAL C 9 N DLY C 10 1555 1555 1.34 LINK C DLY C 10 N DLY C 11 1555 1555 1.34 LINK C DLY C 11 N DPN C 12 1555 1555 1.34 LINK C DPN C 12 N DAL C 13 1555 1555 1.32 LINK C DAL C 13 N DLY C 14 1555 1555 1.33 LINK C DLY C 14 N DAL C 15 1555 1555 1.34 LINK C DAL C 15 N DPN C 16 1555 1555 1.34 LINK C DPN C 16 N DVA C 17 1555 1555 1.35 LINK C DVA C 17 N DAL C 18 1555 1555 1.34 LINK C DAL C 18 N DGL C 19 1555 1555 1.33 LINK C DGL C 19 N DIL C 20 1555 1555 1.34 LINK C DIL C 20 N MED C 21 1555 1555 1.34 LINK C MED C 21 N DSG C 22 1555 1555 1.34 LINK C GLY D 1 N DIL D 2 1555 1555 1.33 LINK C DIL D 2 N GLY D 3 1555 1555 1.33 LINK C GLY D 3 N DLY D 4 1555 1555 1.33 LINK C DLY D 4 N DPN D 5 1555 1555 1.32 LINK C DPN D 5 N DLE D 6 1555 1555 1.31 LINK C DLE D 6 N DHI D 7 1555 1555 1.31 LINK C DHI D 7 N DAL D 8 1555 1555 1.34 LINK C DAL D 8 N DAL D 9 1555 1555 1.32 LINK C DAL D 9 N DLY D 10 1555 1555 1.32 LINK C DLY D 10 N DLY D 11 1555 1555 1.33 LINK C DLY D 11 N DPN D 12 1555 1555 1.33 LINK C DPN D 12 N DAL D 13 1555 1555 1.34 LINK C DAL D 13 N DLY D 14 1555 1555 1.34 LINK C DLY D 14 N DAL D 15 1555 1555 1.35 LINK C DAL D 15 N DPN D 16 1555 1555 1.34 LINK C DPN D 16 N DVA D 17 1555 1555 1.34 LINK C DVA D 17 N DAL D 18 1555 1555 1.34 LINK C DAL D 18 N DGL D 19 1555 1555 1.33 LINK C DGL D 19 N DIL D 20 1555 1555 1.33 LINK C DIL D 20 N MED D 21 1555 1555 1.32 LINK C MED D 21 N DSG D 22 1555 1555 1.35 LINK C HIS E 7 N XCP E 8 1555 1555 1.34 LINK C XCP E 8 N ALA E 9 1555 1555 1.40 LINK C HIS F 7 N XCP F 8 1555 1555 1.35 LINK C XCP F 8 N ALA F 9 1555 1555 1.36 LINK C HIS G 7 N XCP G 8 1555 1555 1.35 LINK C XCP G 8 N ALA G 9 1555 1555 1.39 LINK C HIS H 7 N XCP H 8 1555 1555 1.33 LINK C XCP H 8 N ALA H 9 1555 1555 1.36 CRYST1 56.690 56.690 51.650 90.00 90.00 90.00 P 21 21 2 16 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 0.017640 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017640 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019361 0.00000