HEADER OXIDOREDUCTASE 03-OCT-05 2B6M TITLE STRUCTURE OF THE DSBA MUTANT (P31A-C33A) COMPND MOL_ID: 1; COMPND 2 MOLECULE: THIOL:DISULFIDE INTERCHANGE PROTEIN DSBA; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DSBA; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: DSBA, DSF, PPFA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS DISULFIDE; THIOREDOXIN; THIOL-OXIDASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR C.VIVES,A.ROYANT,L.SERRE REVDAT 5 06-NOV-24 2B6M 1 REMARK REVDAT 4 03-APR-24 2B6M 1 REMARK REVDAT 3 20-OCT-21 2B6M 1 REMARK SEQADV REVDAT 2 24-FEB-09 2B6M 1 VERSN REVDAT 1 17-OCT-06 2B6M 0 JRNL AUTH C.VIVES,A.ROYANT,L.SERRE JRNL TITL STRUCTURE OF THE DSBA MUTANT JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 11601 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 SET) : 0.240 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 582 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 : 2877 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 10 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 78.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 8.13800 REMARK 3 B22 (A**2) : 8.13800 REMARK 3 B33 (A**2) : -16.27700 REMARK 3 B12 (A**2) : -2.60500 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.274 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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: STRONG NCS RESTRAIN WAS APPLIED REMARK 4 REMARK 4 2B6M COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-NOV-05. REMARK 100 THE DEPOSITION ID IS D_1000034739. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM30A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97951 REMARK 200 MONOCHROMATOR : MIRROR REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11635 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.650 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : 0.06700 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.79 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.54900 REMARK 200 R SYM FOR SHELL (I) : 0.49600 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: REDUCED WILD TYPE DSBA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, AMMONIUM PHOSPHATE, PH 8.2, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 76.02533 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 38.01267 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 300 REMARK: BIOLOGICAL ASSEMBLY CONSISTS IN ONE MONOMER 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 ALA A 1 REMARK 465 LYS A 189 REMARK 465 LYS B 189 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 GLU A 4 CG CD OE1 OE2 REMARK 470 LYS A 7 CG CD CE NZ REMARK 470 HIS A 32 CB CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 47 CG CD CE NZ REMARK 470 GLU A 52 CG CD OE1 OE2 REMARK 470 LYS A 55 CG CD CE NZ REMARK 470 GLU A 120 CG CD OE1 OE2 REMARK 470 LYS A 132 CG CD CE NZ REMARK 470 GLU B 4 CG CD OE1 OE2 REMARK 470 LYS B 7 CG CD CE NZ REMARK 470 HIS B 32 CB CG ND1 CD2 CE1 NE2 REMARK 470 LYS B 47 CG CD CE NZ REMARK 470 GLU B 52 CG CD OE1 OE2 REMARK 470 LYS B 55 CG CD CE NZ REMARK 470 GLU B 120 CG CD OE1 OE2 REMARK 470 LYS B 132 CG CD CE NZ 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 O PHE A 63 O PHE B 63 2.18 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 ASP A 5 97.65 -57.14 REMARK 500 LYS A 7 -92.22 -99.93 REMARK 500 TYR A 9 -159.99 -152.93 REMARK 500 PHE A 36 -18.61 -39.78 REMARK 500 VAL A 39 -42.39 -139.64 REMARK 500 GLU A 52 96.43 -47.38 REMARK 500 PHE A 63 -101.76 -66.37 REMARK 500 LYS A 87 -37.76 -172.12 REMARK 500 LYS A 98 -74.27 -84.75 REMARK 500 ASN A 114 3.92 -65.17 REMARK 500 ASN A 156 21.32 45.85 REMARK 500 ASN A 170 128.18 171.49 REMARK 500 LEU A 185 -15.79 -45.66 REMARK 500 GLN B 2 -45.65 -164.83 REMARK 500 ASP B 5 106.10 -50.72 REMARK 500 LYS B 7 -95.40 -101.56 REMARK 500 PHE B 36 -18.56 -41.21 REMARK 500 HIS B 41 27.41 42.49 REMARK 500 LYS B 48 -71.36 -63.82 REMARK 500 PRO B 51 172.41 -51.73 REMARK 500 PHE B 63 -101.33 -66.51 REMARK 500 LYS B 87 -37.73 -172.20 REMARK 500 LYS B 98 -74.14 -84.90 REMARK 500 ASN B 114 4.28 -64.60 REMARK 500 ASN B 156 21.25 45.94 REMARK 500 ASN B 170 128.16 171.96 REMARK 500 LEU B 185 -15.53 -46.46 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 190 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 191 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DSB RELATED DB: PDB REMARK 900 WILD TYPE DSBA REMARK 900 RELATED ID: 1TI1 RELATED DB: PDB REMARK 900 DSBA MUTANT C33A REMARK 900 RELATED ID: 1U3A RELATED DB: PDB REMARK 900 DSBA MUTANT C33A REMARK 900 RELATED ID: 2B3S RELATED DB: PDB REMARK 900 DSBA MUTANT P31G/C33A DBREF 2B6M A 1 189 UNP P0AEG4 DSBA_ECOLI 20 208 DBREF 2B6M B 1 189 UNP P0AEG4 DSBA_ECOLI 20 208 SEQADV 2B6M ALA A 31 UNP P0AEG4 PRO 50 ENGINEERED MUTATION SEQADV 2B6M ALA A 33 UNP P0AEG4 CYS 52 ENGINEERED MUTATION SEQADV 2B6M ALA B 31 UNP P0AEG4 PRO 50 ENGINEERED MUTATION SEQADV 2B6M ALA B 33 UNP P0AEG4 CYS 52 ENGINEERED MUTATION SEQRES 1 A 189 ALA GLN TYR GLU ASP GLY LYS GLN TYR THR THR LEU GLU SEQRES 2 A 189 LYS PRO VAL ALA GLY ALA PRO GLN VAL LEU GLU PHE PHE SEQRES 3 A 189 SER PHE PHE CYS ALA HIS ALA TYR GLN PHE GLU GLU VAL SEQRES 4 A 189 LEU HIS ILE SER ASP ASN VAL LYS LYS LYS LEU PRO GLU SEQRES 5 A 189 GLY VAL LYS MET THR LYS TYR HIS VAL ASN PHE MET GLY SEQRES 6 A 189 GLY ASP LEU GLY LYS ASP LEU THR GLN ALA TRP ALA VAL SEQRES 7 A 189 ALA MET ALA LEU GLY VAL GLU ASP LYS VAL THR VAL PRO SEQRES 8 A 189 LEU PHE GLU GLY VAL GLN LYS THR GLN THR ILE ARG SER SEQRES 9 A 189 ALA SER ASP ILE ARG ASP VAL PHE ILE ASN ALA GLY ILE SEQRES 10 A 189 LYS GLY GLU GLU TYR ASP ALA ALA TRP ASN SER PHE VAL SEQRES 11 A 189 VAL LYS SER LEU VAL ALA GLN GLN GLU LYS ALA ALA ALA SEQRES 12 A 189 ASP VAL GLN LEU ARG GLY VAL PRO ALA MET PHE VAL ASN SEQRES 13 A 189 GLY LYS TYR GLN LEU ASN PRO GLN GLY MET ASP THR SER SEQRES 14 A 189 ASN MET ASP VAL PHE VAL GLN GLN TYR ALA ASP THR VAL SEQRES 15 A 189 LYS TYR LEU SER GLU LYS LYS SEQRES 1 B 189 ALA GLN TYR GLU ASP GLY LYS GLN TYR THR THR LEU GLU SEQRES 2 B 189 LYS PRO VAL ALA GLY ALA PRO GLN VAL LEU GLU PHE PHE SEQRES 3 B 189 SER PHE PHE CYS ALA HIS ALA TYR GLN PHE GLU GLU VAL SEQRES 4 B 189 LEU HIS ILE SER ASP ASN VAL LYS LYS LYS LEU PRO GLU SEQRES 5 B 189 GLY VAL LYS MET THR LYS TYR HIS VAL ASN PHE MET GLY SEQRES 6 B 189 GLY ASP LEU GLY LYS ASP LEU THR GLN ALA TRP ALA VAL SEQRES 7 B 189 ALA MET ALA LEU GLY VAL GLU ASP LYS VAL THR VAL PRO SEQRES 8 B 189 LEU PHE GLU GLY VAL GLN LYS THR GLN THR ILE ARG SER SEQRES 9 B 189 ALA SER ASP ILE ARG ASP VAL PHE ILE ASN ALA GLY ILE SEQRES 10 B 189 LYS GLY GLU GLU TYR ASP ALA ALA TRP ASN SER PHE VAL SEQRES 11 B 189 VAL LYS SER LEU VAL ALA GLN GLN GLU LYS ALA ALA ALA SEQRES 12 B 189 ASP VAL GLN LEU ARG GLY VAL PRO ALA MET PHE VAL ASN SEQRES 13 B 189 GLY LYS TYR GLN LEU ASN PRO GLN GLY MET ASP THR SER SEQRES 14 B 189 ASN MET ASP VAL PHE VAL GLN GLN TYR ALA ASP THR VAL SEQRES 15 B 189 LYS TYR LEU SER GLU LYS LYS HET PEG A 190 7 HET PEG A 191 7 HETNAM PEG DI(HYDROXYETHYL)ETHER FORMUL 3 PEG 2(C4 H10 O3) FORMUL 5 HOH *10(H2 O) HELIX 1 1 ALA A 31 VAL A 39 1 9 HELIX 2 2 HIS A 41 LYS A 49 1 9 HELIX 3 3 GLY A 66 GLY A 83 1 18 HELIX 4 4 VAL A 84 GLN A 97 1 14 HELIX 5 5 SER A 104 ASN A 114 1 11 HELIX 6 6 LYS A 118 ASN A 127 1 10 HELIX 7 7 SER A 128 VAL A 145 1 18 HELIX 8 8 ASN A 162 MET A 166 5 5 HELIX 9 9 ASN A 170 LEU A 185 1 16 HELIX 10 10 TYR B 34 VAL B 39 1 6 HELIX 11 11 HIS B 41 LEU B 50 1 10 HELIX 12 12 GLY B 66 GLY B 83 1 18 HELIX 13 13 VAL B 84 GLN B 97 1 14 HELIX 14 14 SER B 104 ASN B 114 1 11 HELIX 15 15 LYS B 118 ASN B 127 1 10 HELIX 16 16 SER B 128 VAL B 145 1 18 HELIX 17 17 ASN B 162 MET B 166 5 5 HELIX 18 18 ASN B 170 LEU B 185 1 16 SHEET 1 A 4 MET A 56 HIS A 60 0 SHEET 2 A 4 VAL A 22 PHE A 26 1 N GLU A 24 O THR A 57 SHEET 3 A 4 ALA A 152 VAL A 155 -1 O ALA A 152 N PHE A 25 SHEET 4 A 4 TYR A 159 GLN A 160 -1 O TYR A 159 N VAL A 155 SHEET 1 B 4 MET B 56 HIS B 60 0 SHEET 2 B 4 VAL B 22 PHE B 26 1 N GLU B 24 O THR B 57 SHEET 3 B 4 ALA B 152 VAL B 155 -1 O ALA B 152 N PHE B 25 SHEET 4 B 4 TYR B 159 GLN B 160 -1 O TYR B 159 N VAL B 155 SSBOND 1 CYS A 30 CYS B 30 1555 1555 2.06 CISPEP 1 VAL A 150 PRO A 151 0 -0.43 CISPEP 2 VAL B 150 PRO B 151 0 -0.50 SITE 1 AC1 4 ALA A 31 GLN A 35 THR B 168 MET B 171 SITE 1 AC2 4 THR A 168 MET A 171 ALA B 31 GLN B 35 CRYST1 56.047 56.047 114.038 90.00 90.00 120.00 P 32 6 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 0.017842 0.010301 0.000000 0.00000 SCALE2 0.000000 0.020602 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008769 0.00000