HEADER DISULFIDE OXIDOREDUCTASE 28-AUG-96 1FVJ TITLE THE 2.06 ANGSTROM STRUCTURE OF THE H32Y MUTANT OF THE DISULFIDE BOND TITLE 2 FORMATION PROTEIN (DSBA) COMPND MOL_ID: 1; COMPND 2 MOLECULE: DISULFIDE BOND FORMATION PROTEIN; 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 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PROTEIN DISULFIDE ISOMERASE, PROTEIN FOLDING, REDOX PROTEIN DISULFIDE KEYWDS 2 OXIDOREDUCTASE, DISULFIDE OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR J.L.MARTIN,L.W.GUDDAT REVDAT 6 23-OCT-24 1FVJ 1 REMARK REVDAT 5 09-AUG-23 1FVJ 1 REMARK REVDAT 4 03-NOV-21 1FVJ 1 SEQADV REVDAT 3 24-FEB-09 1FVJ 1 VERSN REVDAT 2 01-APR-03 1FVJ 1 JRNL REVDAT 1 15-MAY-97 1FVJ 0 JRNL AUTH L.W.GUDDAT,J.C.BARDWELL,R.GLOCKSHUBER,M.HUBER-WUNDERLICH, JRNL AUTH 2 T.ZANDER,J.L.MARTIN JRNL TITL STRUCTURAL ANALYSIS OF THREE HIS32 MUTANTS OF DSBA: SUPPORT JRNL TITL 2 FOR AN ELECTROSTATIC ROLE OF HIS32 IN DSBA STABILITY. JRNL REF PROTEIN SCI. V. 6 1893 1997 JRNL REFN ISSN 0961-8368 JRNL PMID 9300489 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.L.MARTIN,J.C.BARDWELL,J.KURIYAN REMARK 1 TITL CRYSTAL STRUCTURE OF THE DSBA PROTEIN REQUIRED FOR REMARK 1 TITL 2 DISULPHIDE BOND FORMATION IN VIVO REMARK 1 REF NATURE V. 365 464 1993 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 2 REMARK 1 AUTH J.L.MARTIN,G.WAKSMAN,J.C.BARDWELL,J.BECKWITH,J.KURIYAN REMARK 1 TITL CRYSTALLIZATION OF DSBA, AN ESCHERICHIA COLI PROTEIN REMARK 1 TITL 2 REQUIRED FOR DISULPHIDE BOND FORMATION IN VIVO REMARK 1 REF J.MOL.BIOL. V. 230 1097 1993 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.06 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.06 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.0 REMARK 3 NUMBER OF REFLECTIONS : 26334 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) : 0.180 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2607 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) : 2.06 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2644 REMARK 3 BIN R VALUE (WORKING SET) : 0.2830 REMARK 3 BIN FREE R VALUE : 0.2970 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.05 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 291 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 : 2904 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 160 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.90 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) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 50.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.380 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.98 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.030 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 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; 2.500 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 1FVJ 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_1000173436. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-NOV-93 REMARK 200 TEMPERATURE (KELVIN) : 289 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS SOFTWARE REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26334 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.060 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.0 REMARK 200 DATA REDUNDANCY : 2.800 REMARK 200 R MERGE (I) : 0.05580 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.06 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.1 REMARK 200 DATA REDUNDANCY IN SHELL : 1.98 REMARK 200 R MERGE FOR SHELL (I) : 0.21900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.890 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1DSB REMARK 200 REMARK 200 REMARK: DATA WERE REJECTED AS FOLLOWS: FOR PAIRS WITH DIFFERENCE > REMARK 200 0.3*FHMEAN + 0.1FHSQ, THE PAIR WAS REJECTED IF DIFFERENCE > 3.0 REMARK 200 TIMES ABOVE CRITERION. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.81 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 58.85000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.55000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 58.85000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 32.55000 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 300 REMARK: THERE ARE TWO MOLECULES IN THE ASYMMETRIC UNIT. EACH REMARK 300 CONTAINS 189 RESIDUES, BUT THE LAST RESIDUE (189) IS NOT REMARK 300 OBSERVED. 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 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 13 CG CD OE1 OE2 REMARK 470 LYS A 14 CG CD CE NZ REMARK 470 GLU A 52 CG CD OE1 OE2 REMARK 470 LYS A 55 CG CD CE NZ REMARK 470 ARG A 148 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 164 CG CD OE1 NE2 REMARK 470 LYS B 7 CG CD CE NZ REMARK 470 GLU B 13 CG CD OE1 OE2 REMARK 470 LYS B 14 CG CD CE NZ REMARK 470 LYS B 47 CG CD CE NZ REMARK 470 GLU B 52 CG CD OE1 OE2 REMARK 470 LYS B 132 CG CD CE NZ REMARK 470 ARG B 148 CG CD NE CZ NH1 NH2 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 LYS A 7 -88.65 -102.58 REMARK 500 PHE A 63 11.06 -67.41 REMARK 500 ASN A 156 19.26 54.33 REMARK 500 LYS B 7 -84.57 -104.06 REMARK 500 PHE B 63 5.06 -63.19 REMARK 500 LYS B 98 -72.82 -83.70 REMARK 500 ASN B 156 17.55 54.85 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: THE ACTIVE SITE. REMARK 800 REMARK 800 SITE_IDENTIFIER: CAB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: THE ACTIVE SITE. DBREF 1FVJ A 1 189 UNP P24991 DSBA_ECOLI 20 208 DBREF 1FVJ B 1 189 UNP P24991 DSBA_ECOLI 20 208 SEQADV 1FVJ TYR A 32 UNP P24991 HIS 51 ENGINEERED MUTATION SEQADV 1FVJ TYR B 32 UNP P24991 HIS 51 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 PRO TYR CYS 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 PRO TYR CYS 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 FORMUL 3 HOH *160(H2 O) HELIX 1 A1 CYS A 30 GLU A 37 1 8 HELIX 2 A1P HIS A 41 LEU A 50 1SEE REMARK 650 10 HELIX 3 A2 GLY A 66 LEU A 82 1 17 HELIX 4 A3 VAL A 84 GLN A 100 1 17 HELIX 5 A4 SER A 104 ALA A 115 1 12 HELIX 6 A5 LYS A 118 SER A 128 1 11 HELIX 7 A6 PHE A 129 GLN A 146 1 18 HELIX 8 A7 ASN A 170 LYS A 188 1 19 HELIX 9 B1 CYS B 30 GLU B 37 1 8 HELIX 10 B1P HIS B 41 LEU B 50 1SEE REMARK 650 10 HELIX 11 B2 GLY B 66 LEU B 82 1 17 HELIX 12 B3 VAL B 84 GLN B 100 1 17 HELIX 13 B4 SER B 104 ALA B 115 1 12 HELIX 14 B5 LYS B 118 SER B 128 1 11 HELIX 15 B6 PHE B 129 GLN B 146 1 18 HELIX 16 B7 ASN B 170 LYS B 188 1 19 SHEET 1 S1A 5 GLN A 8 LEU A 12 0 SHEET 2 S1A 5 LYS A 158 ASN A 162 -1 SHEET 3 S1A 5 ALA A 152 ASN A 156 -1 SHEET 4 S1A 5 GLN A 21 PHE A 28 -1 SHEET 5 S1A 5 LYS A 55 VAL A 61 1 SHEET 1 S1B 5 GLN B 8 LEU B 12 0 SHEET 2 S1B 5 LYS B 158 ASN B 162 -1 SHEET 3 S1B 5 ALA B 152 ASN B 156 -1 SHEET 4 S1B 5 GLN B 21 PHE B 28 -1 SHEET 5 S1B 5 LYS B 55 VAL B 61 1 SSBOND 1 CYS A 30 CYS A 33 1555 1555 2.02 SSBOND 2 CYS B 30 CYS B 33 1555 1555 2.03 CISPEP 1 VAL A 150 PRO A 151 0 -1.63 CISPEP 2 VAL B 150 PRO B 151 0 -0.11 SITE 1 CAA 5 CYS A 30 PRO A 31 TYR A 32 CYS A 33 SITE 2 CAA 5 PRO A 151 SITE 1 CAB 5 CYS B 30 PRO B 31 TYR B 32 CYS B 33 SITE 2 CAB 5 PRO B 151 CRYST1 117.700 65.100 76.400 90.00 126.30 90.00 C 1 2 1 8 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 0.008496 0.000000 0.006241 0.00000 SCALE2 0.000000 0.015361 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016241 0.00000