HEADER HYDROLASE/IMMUNE SYSTEM 21-FEB-11 3QSK TITLE 5 HISTIDINE VARIANT OF THE ANTI-RNASE A VHH IN COMPLEX WITH RNASE A COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE PANCREATIC; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RNASE 1, RNASE A; COMPND 5 EC: 3.1.27.5; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: ENGINEERED 5 HISTIDINE ANTI-RNASE A CAMELID VHH ANTIBODY COMPND 8 DOMAIN VARIANT; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: BOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: CAMELUS DROMEDARIUS; SOURCE 7 ORGANISM_COMMON: ARABIAN CAMEL; SOURCE 8 ORGANISM_TAXID: 9838; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PET21A+ KEYWDS ANTIBODY, SINGLE DOMAIN, CAMELID, VHH, SDAB, RNASE A, RIBONUCLEASE A, KEYWDS 2 PH, SENSITIVITY, SWITCH, DEPENDENCE, LINKED, EQUILIBRIA, KEYWDS 3 EQUILIBRIUM, PROTEIN ENGINEERING, COMBINATORIAL, HISTIDINE, KEYWDS 4 SCANNING, PHAGE DISPLAY, DUAL-FUNCTION, PROTEIN-PROTEIN INTERACTION, KEYWDS 5 PROTON BINDING, HYDROLASE-IMMUNE SYSTEM COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.L.MURTAUGH,S.W.FANNING,T.M.SHARMA,A.M.TERRY,J.R.HORN REVDAT 2 30-NOV-11 3QSK 1 JRNL REVDAT 1 10-AUG-11 3QSK 0 JRNL AUTH M.L.MURTAUGH,S.W.FANNING,T.M.SHARMA,A.M.TERRY,J.R.HORN JRNL TITL A COMBINATORIAL HISTIDINE SCANNING LIBRARY APPROACH TO JRNL TITL 2 ENGINEER HIGHLY PH-DEPENDENT PROTEIN SWITCHES. JRNL REF PROTEIN SCI. V. 20 1619 2011 JRNL REFN ISSN 0961-8368 JRNL PMID 21766385 JRNL DOI 10.1002/PRO.696 REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 19462 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) : 0.187 REMARK 3 R VALUE (WORKING SET) : 0.184 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1023 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) : 1.75 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.79 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1423 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.87 REMARK 3 BIN R VALUE (WORKING SET) : 0.1940 REMARK 3 BIN FREE R VALUE SET COUNT : 61 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1838 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 182 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.67 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.13000 REMARK 3 B22 (A**2) : -1.04000 REMARK 3 B33 (A**2) : 0.12000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.20000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.142 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.092 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.135 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.951 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.920 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1887 ; 0.022 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2552 ; 1.863 ; 1.927 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 243 ; 7.044 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 86 ;35.280 ;24.186 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 307 ;15.305 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 10 ;15.793 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 269 ; 0.142 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1451 ; 0.011 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 1197 ; 1.233 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1908 ; 1.961 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 690 ; 2.950 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 642 ; 4.511 ; 4.500 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 : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A -10 A 9999 REMARK 3 ORIGIN FOR THE GROUP (A): 22.1393 -20.9964 17.8069 REMARK 3 T TENSOR REMARK 3 T11: 0.2186 T22: 0.1253 REMARK 3 T33: 0.0891 T12: 0.0105 REMARK 3 T13: -0.0289 T23: -0.0050 REMARK 3 L TENSOR REMARK 3 L11: 1.4010 L22: 2.9959 REMARK 3 L33: 1.4191 L12: -1.9657 REMARK 3 L13: 0.6955 L23: -1.4519 REMARK 3 S TENSOR REMARK 3 S11: -0.3283 S12: -0.0945 S13: 0.0972 REMARK 3 S21: 0.4965 S22: 0.1340 S23: -0.2050 REMARK 3 S31: -0.1018 S32: 0.0264 S33: 0.1943 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B -10 B 9999 REMARK 3 ORIGIN FOR THE GROUP (A): 1.8810 -2.8958 0.5542 REMARK 3 T TENSOR REMARK 3 T11: 0.0267 T22: 0.0571 REMARK 3 T33: 0.0495 T12: 0.0046 REMARK 3 T13: 0.0220 T23: 0.0041 REMARK 3 L TENSOR REMARK 3 L11: 1.3241 L22: 1.4917 REMARK 3 L33: 0.5713 L12: -0.6079 REMARK 3 L13: 0.3894 L23: -0.1180 REMARK 3 S TENSOR REMARK 3 S11: -0.0179 S12: 0.0039 S13: 0.0144 REMARK 3 S21: -0.0352 S22: -0.0109 S23: 0.1095 REMARK 3 S31: -0.0264 S32: 0.0118 S33: 0.0288 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 3QSK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-FEB-11. REMARK 100 THE RCSB ID CODE IS RCSB064049. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUL-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-BM 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 : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19462 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.340 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.04700 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) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER_MR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.79 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.92 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 3.350, 0.2M LITHIUM SULFATE REMARK 280 MONOHYDRATE, 0.1M BIS-TRIS, PH 5.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K 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 27.34000 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12120 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.0 KCAL/MOL 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 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 THR A 17 REMARK 465 SER A 18 REMARK 465 ALA A 19 REMARK 465 ALA A 20 REMARK 465 SER A 21 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 LYS A 1 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 ASP A 38 -45.90 89.51 REMARK 500 HIS A 48 44.29 -100.85 REMARK 500 GLN A 60 -142.59 -96.87 REMARK 500 HIS B 102 -131.64 57.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2P49 RELATED DB: PDB REMARK 900 COMPLEX OF A CAMELID SINGLE-DOMAIN VHH ANTIBODY FRAGMENT REMARK 900 WITH RNASE A AT 1.4A RESOLUTION: NATIVE MONO_1 CRYSTAL FORM REMARK 900 RELATED ID: 1BZQ RELATED DB: PDB REMARK 900 COMPLEX OF A DROMEDARY SINGLE-DOMAIN VHH ANTIBODY FRAGMENT REMARK 900 WITH RNASE A DBREF 3QSK A 1 124 UNP P61823 RNAS1_BOVIN 27 150 DBREF 3QSK B -1 121 PDB 3QSK 3QSK -1 121 SEQRES 1 A 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 A 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 A 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 A 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 A 124 ASP VAL GLN ALA VAL CYS SER GLN LYS ASN VAL ALA CYS SEQRES 6 A 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER TYR SER THR SEQRES 7 A 124 MET SER ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 A 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 A 124 HIS ILE ILE VAL ALA CYS GLU GLY ASN PRO TYR VAL PRO SEQRES 10 A 124 VAL HIS PHE ASP ALA SER VAL SEQRES 1 B 123 GLY SER GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU SEQRES 2 B 123 VAL GLN ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SEQRES 3 B 123 SER GLY TYR HIS HIS PRO TYR ILE TYR MET GLY TRP PHE SEQRES 4 B 123 ARG GLN ALA PRO GLY LYS GLU ARG GLU GLY VAL ALA ALA SEQRES 5 B 123 MET ASP SER GLY GLY GLY GLY THR LEU TYR ALA ASP SER SEQRES 6 B 123 VAL LYS GLY ARG PHE THR ILE SER ARG ASP LYS GLY LYS SEQRES 7 B 123 ASN THR VAL TYR LEU GLN MET ASP SER LEU LYS PRO GLU SEQRES 8 B 123 ASP THR ALA THR TYR TYR CYS ALA ALA GLY GLY HIS HIS SEQRES 9 B 123 LEU ARG ASP HIS THR TYR GLY GLN TRP GLY GLN GLY THR SEQRES 10 B 123 GLN VAL THR VAL SER SER FORMUL 3 HOH *182(H2 O) HELIX 1 1 THR A 3 MET A 13 1 11 HELIX 2 2 ASN A 24 ARG A 33 1 10 HELIX 3 3 SER A 50 VAL A 57 1 8 HELIX 4 4 CYS A 58 GLN A 60 5 3 HELIX 5 5 ASP B 62 LYS B 65 5 4 HELIX 6 6 LYS B 87 THR B 91 5 5 HELIX 7 7 ARG B 104 TYR B 108 5 5 SHEET 1 A 5 VAL A 43 VAL A 47 0 SHEET 2 A 5 MET A 79 GLU A 86 -1 O THR A 82 N PHE A 46 SHEET 3 A 5 TYR A 97 GLU A 111 -1 O LYS A 104 N MET A 79 SHEET 4 A 5 CYS A 72 GLN A 74 -1 N TYR A 73 O VAL A 108 SHEET 5 A 5 LYS A 61 VAL A 63 -1 N LYS A 61 O GLN A 74 SHEET 1 B 4 VAL A 43 VAL A 47 0 SHEET 2 B 4 MET A 79 GLU A 86 -1 O THR A 82 N PHE A 46 SHEET 3 B 4 TYR A 97 GLU A 111 -1 O LYS A 104 N MET A 79 SHEET 4 B 4 VAL A 116 VAL A 124 -1 O VAL A 118 N ALA A 109 SHEET 1 C 4 GLN B 3 GLY B 8 0 SHEET 2 C 4 LEU B 18 SER B 25 -1 O ALA B 23 N VAL B 5 SHEET 3 C 4 THR B 78 MET B 83 -1 O MET B 83 N LEU B 18 SHEET 4 C 4 PHE B 68 ARG B 72 -1 N THR B 69 O GLN B 82 SHEET 1 D 6 GLY B 10 GLN B 13 0 SHEET 2 D 6 THR B 115 SER B 120 1 O THR B 118 N GLY B 10 SHEET 3 D 6 ALA B 92 ALA B 98 -1 N TYR B 94 O THR B 115 SHEET 4 D 6 TYR B 33 GLN B 39 -1 N PHE B 37 O TYR B 95 SHEET 5 D 6 GLU B 46 ASP B 52 -1 O ALA B 49 N TRP B 36 SHEET 6 D 6 LEU B 59 TYR B 60 -1 O LEU B 59 N ALA B 50 SHEET 1 E 4 GLY B 10 GLN B 13 0 SHEET 2 E 4 THR B 115 SER B 120 1 O THR B 118 N GLY B 10 SHEET 3 E 4 ALA B 92 ALA B 98 -1 N TYR B 94 O THR B 115 SHEET 4 E 4 GLN B 110 TRP B 111 -1 O GLN B 110 N ALA B 98 SSBOND 1 CYS A 26 CYS A 84 1555 1555 2.07 SSBOND 2 CYS A 40 CYS A 95 1555 1555 2.04 SSBOND 3 CYS A 58 CYS A 110 1555 1555 2.04 SSBOND 4 CYS A 65 CYS A 72 1555 1555 1.91 SSBOND 5 CYS B 22 CYS B 96 1555 1555 2.05 CISPEP 1 TYR A 92 PRO A 93 0 4.81 CISPEP 2 ASN A 113 PRO A 114 0 4.02 CRYST1 40.787 54.680 48.792 90.00 109.24 90.00 P 1 21 1 2 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 0.024518 0.000000 0.008557 0.00000 SCALE2 0.000000 0.018288 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021707 0.00000