HEADER CIS-TRANS ISOMERASE 05-AUG-93 1FKI TITLE DESIGN, SYNTHESIS, AND KINETIC EVALUATION OF HIGH-AFFINITY FKBP TITLE 2 LIGANDS, AND THE X-RAY CRYSTAL STRUCTURES OF THEIR COMPLEXES WITH TITLE 3 FKBP12 COMPND MOL_ID: 1; COMPND 2 MOLECULE: FK506 BINDING PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS CIS-TRANS ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR D.A.HOLT,J.I.LUENGO,D.S.YAMASHITA,H.-J.OH,A.L.KONIALIAN,H.-K.YEN, AUTHOR 2 L.W.ROZAMUS,M.BRANDT,M.J.BOSSARD,M.A.LEVY,D.S.EGGLESTON,T.J.STOUT, AUTHOR 3 J.LIANG,L.W.SCHULTZ,J.CLARDY REVDAT 4 07-FEB-24 1FKI 1 REMARK REVDAT 3 29-NOV-17 1FKI 1 HELIX REVDAT 2 24-FEB-09 1FKI 1 VERSN REVDAT 1 31-JAN-94 1FKI 0 JRNL AUTH D.A.HOLT,J.I.LUENGO,D.S.YAMASHITA,H.J.OH,A.L.KONIALIAN, JRNL AUTH 2 H.K.YEN,L.W.ROZAMUS,M.BRANDT,M.J.BOSSARD,M.A.LEVY, JRNL AUTH 3 D.S.EGGLESTON,J.LIANG,L.W.SCHULTZ,T.J.STOUT,J.CLARDY JRNL TITL DESIGN, SYNTHESIS, AND KINETIC EVALUATION OF HIGH-AFFINITY JRNL TITL 2 FKBP LIGANDS AND THE X-RAY CRYSTAL-STRUCTURES OF THEIR JRNL TITL 3 COMPLEXES WITH FKBP12. JRNL REF J.AM.CHEM.SOC. V. 115 9925 1993 JRNL REFN ISSN 0002-7863 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.D.VAN DUYNE,R.F.STANDAERT,P.A.KARPLUS,S.L.SCHREIBER, REMARK 1 AUTH 2 J.CLARDY REMARK 1 TITL ATOMIC STRUCTURES OF THE HUMAN IMMUNOPHILIN FKBP-12 REMARK 1 TITL 2 COMPLEXES WITH FK506 AND RAPAMYCIN REMARK 1 REF J.MOL.BIOL. V. 229 105 1993 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.176 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1664 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 62 REMARK 3 SOLVENT ATOMS : 111 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 3.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FKI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000173317. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 17.51500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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 300 REMARK: THE UNIT CELL CONTAINS 4 MOLECULES WITH 2 MOLECULES PER REMARK 300 ASYMMETRIC UNIT. THE TWO MOLECULES ARE VERY SIMILAR AND REMARK 300 ARE RELATED BY A NON-CRYSTALLOGRAPHIC TWO-FOLD AXIS. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 HH21 ARG A 40 H2 HOH A 121 1.20 REMARK 500 HH12 ARG B 40 H2 HOH B 118 1.21 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 HZ2 LYS A 34 HG SER B 8 1556 1.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS A 87 NE2 HIS A 87 CD2 -0.076 REMARK 500 HIS A 94 NE2 HIS A 94 CD2 -0.069 REMARK 500 HIS B 25 NE2 HIS B 25 CD2 -0.072 REMARK 500 HIS B 87 NE2 HIS B 87 CD2 -0.078 REMARK 500 HIS B 94 NE2 HIS B 94 CD2 -0.069 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 13 NE - CZ - NH2 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG A 40 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 TRP A 59 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP A 59 CE2 - CD2 - CG ANGL. DEV. = -5.5 DEGREES REMARK 500 HIS A 87 CB - CG - CD2 ANGL. DEV. = -10.1 DEGREES REMARK 500 LYS B 35 CA - CB - CG ANGL. DEV. = 13.5 DEGREES REMARK 500 TRP B 59 CD1 - CG - CD2 ANGL. DEV. = 6.5 DEGREES REMARK 500 TRP B 59 CE2 - CD2 - CG ANGL. DEV. = -5.8 DEGREES 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 ARG A 13 -20.61 -147.42 REMARK 500 ALA A 81 -113.54 -128.26 REMARK 500 PRO A 88 108.04 -40.64 REMARK 500 ALA B 81 -112.94 -123.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: BPA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: BPB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SB1 B 108 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SB1 A 109 DBREF 1FKI A 1 107 UNP P62942 FKB1A_HUMAN 1 107 DBREF 1FKI B 1 107 UNP P62942 FKB1A_HUMAN 1 107 SEQRES 1 A 107 GLY VAL GLN VAL GLU THR ILE SER PRO GLY ASP GLY ARG SEQRES 2 A 107 THR PHE PRO LYS ARG GLY GLN THR CYS VAL VAL HIS TYR SEQRES 3 A 107 THR GLY MET LEU GLU ASP GLY LYS LYS PHE ASP SER SER SEQRES 4 A 107 ARG ASP ARG ASN LYS PRO PHE LYS PHE MET LEU GLY LYS SEQRES 5 A 107 GLN GLU VAL ILE ARG GLY TRP GLU GLU GLY VAL ALA GLN SEQRES 6 A 107 MET SER VAL GLY GLN ARG ALA LYS LEU THR ILE SER PRO SEQRES 7 A 107 ASP TYR ALA TYR GLY ALA THR GLY HIS PRO GLY ILE ILE SEQRES 8 A 107 PRO PRO HIS ALA THR LEU VAL PHE ASP VAL GLU LEU LEU SEQRES 9 A 107 LYS LEU GLU SEQRES 1 B 107 GLY VAL GLN VAL GLU THR ILE SER PRO GLY ASP GLY ARG SEQRES 2 B 107 THR PHE PRO LYS ARG GLY GLN THR CYS VAL VAL HIS TYR SEQRES 3 B 107 THR GLY MET LEU GLU ASP GLY LYS LYS PHE ASP SER SER SEQRES 4 B 107 ARG ASP ARG ASN LYS PRO PHE LYS PHE MET LEU GLY LYS SEQRES 5 B 107 GLN GLU VAL ILE ARG GLY TRP GLU GLU GLY VAL ALA GLN SEQRES 6 B 107 MET SER VAL GLY GLN ARG ALA LYS LEU THR ILE SER PRO SEQRES 7 B 107 ASP TYR ALA TYR GLY ALA THR GLY HIS PRO GLY ILE ILE SEQRES 8 B 107 PRO PRO HIS ALA THR LEU VAL PHE ASP VAL GLU LEU LEU SEQRES 9 B 107 LYS LEU GLU HET SB1 A 109 31 HET SB1 B 108 31 HETNAM SB1 (21S)-1AZA-4,4-DIMETHYL-6,19-DIOXA-2,3,7,20- HETNAM 2 SB1 TETRAOXOBICYCLO[19.4.0] PENTACOSANE FORMUL 3 SB1 2(C24 H39 N O6) FORMUL 5 HOH *111(H2 O) HELIX 1 A ARG A 57 VAL A 63 1 7 HELIX 2 B ARG B 57 VAL B 63 1 7 SHEET 1 A1 5 VAL A 2 SER A 8 0 SHEET 2 A1 5 ARG A 71 ILE A 76 -1 O THR A 75 N GLN A 3 SHEET 3 A1 5 LEU A 97 LEU A 106 -1 N LEU A 97 O ILE A 76 SHEET 4 A1 5 THR A 21 LEU A 30 -1 N VAL A 23 O LYS A 105 SHEET 5 A1 5 LYS A 35 SER A 38 -1 N PHE A 36 O GLY A 28 SHEET 1 A2 5 VAL A 2 SER A 8 0 SHEET 2 A2 5 ARG A 71 ILE A 76 -1 O THR A 75 N GLN A 3 SHEET 3 A2 5 LEU A 97 LEU A 106 -1 N LEU A 97 O ILE A 76 SHEET 4 A2 5 THR A 21 LEU A 30 -1 N VAL A 23 O LYS A 105 SHEET 5 A2 5 PHE A 46 MET A 49 -1 N PHE A 46 O VAL A 24 SHEET 1 B1 5 VAL B 2 SER B 8 0 SHEET 2 B1 5 ARG B 71 ILE B 76 -1 O THR B 75 N GLN B 3 SHEET 3 B1 5 LEU B 97 LEU B 106 -1 N LEU B 97 O ILE B 76 SHEET 4 B1 5 THR B 21 LEU B 30 -1 N VAL B 23 O LYS B 105 SHEET 5 B1 5 LYS B 35 SER B 38 -1 N PHE B 36 O GLY B 28 SHEET 1 B2 5 VAL B 2 SER B 8 0 SHEET 2 B2 5 ARG B 71 ILE B 76 -1 O THR B 75 N GLN B 3 SHEET 3 B2 5 LEU B 97 LEU B 106 -1 N LEU B 97 O ILE B 76 SHEET 4 B2 5 THR B 21 LEU B 30 -1 N VAL B 23 O LYS B 105 SHEET 5 B2 5 PHE B 46 MET B 49 -1 N PHE B 46 O VAL B 24 SITE 1 BPA 6 TYR A 26 PHE A 46 VAL A 55 ILE A 56 SITE 2 BPA 6 TRP A 59 PHE A 99 SITE 1 BPB 6 TYR B 26 PHE B 46 VAL B 55 ILE B 56 SITE 2 BPB 6 TRP B 59 PHE B 99 SITE 1 AC1 10 TYR B 26 PHE B 36 ASP B 37 PHE B 46 SITE 2 AC1 10 GLU B 54 VAL B 55 ILE B 56 TRP B 59 SITE 3 AC1 10 TYR B 82 PHE B 99 SITE 1 AC2 10 TYR A 26 ASP A 37 ARG A 42 PHE A 46 SITE 2 AC2 10 GLU A 54 VAL A 55 ILE A 56 TRP A 59 SITE 3 AC2 10 TYR A 82 PHE A 99 CRYST1 76.310 35.030 44.380 90.00 90.83 90.00 P 1 21 1 4 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 0.013104 0.000000 0.000190 0.00000 SCALE2 0.000000 0.028547 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022535 0.00000