HEADER IMMUNE SYSTEM 27-OCT-20 7KKJ TITLE STRUCTURE OF ANTI-SARS-COV-2 SPIKE NANOBODY MNB6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SYNTHETIC NANOBODY MNB6; COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET26B KEYWDS COMPLEX, NANOBODY, VHH, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR M.S.SCHOOF,B.F.FAUST,R.A.SAUNDERS,S.SANGWAN,V.REZELJ,N.HOPPE,M.BOONE, AUTHOR 2 C.B.BILLESBOELLE,C.PUCHADES,C.M.AZUMAYA,H.T.KRATOCHVIL,M.ZIMANYI, AUTHOR 3 I.DESPHANDE,J.LIANG,S.DICKINSON,H.C.NGUYEN,C.M.CHIO,G.E.MERZ, AUTHOR 4 M.C.THOMPSON,D.DIWANJI,K.SCHAEFER,A.A.ANAND,N.DOBZINSKI,B.S.ZHA, AUTHOR 5 C.R.SIMONEAU,K.LEON,K.M.WHITE,U.S.CHIO,M.GUPTA,M.JIN,F.LI,Y.LIU, AUTHOR 6 K.ZHANG,D.BULKLEY,M.SUN,A.M.SMITH,A.N.RIZO,F.MOSS,A.F.BRILOT, AUTHOR 7 S.POURMAL,R.TRENKER,T.POSPIECH,S.GUPTA,B.BARSI-RHYNE,V.BELYY, AUTHOR 8 A.W.BARILE-HILL,S.NOCK,Y.LIU,N.J.KROGAN,C.Y.RALSTON,D.L.SWANEY, AUTHOR 9 A.GARCIA-SASTRE,M.OTT,M.VIGNUZZI,P.WALTER,A.MANGLIK,QCRG STRUCTURAL AUTHOR 10 BIOLOGY CONSORTIUM REVDAT 4 30-OCT-24 7KKJ 1 REMARK REVDAT 3 18-OCT-23 7KKJ 1 REMARK REVDAT 2 30-DEC-20 7KKJ 1 JRNL REVDAT 1 25-NOV-20 7KKJ 0 JRNL AUTH M.SCHOOF,B.FAUST,R.A.SAUNDERS,S.SANGWAN,V.REZELJ,N.HOPPE, JRNL AUTH 2 M.BOONE,C.B.BILLESBOLLE,C.PUCHADES,C.M.AZUMAYA, JRNL AUTH 3 H.T.KRATOCHVIL,M.ZIMANYI,I.DESHPANDE,J.LIANG,S.DICKINSON, JRNL AUTH 4 H.C.NGUYEN,C.M.CHIO,G.E.MERZ,M.C.THOMPSON,D.DIWANJI, JRNL AUTH 5 K.SCHAEFER,A.A.ANAND,N.DOBZINSKI,B.S.ZHA,C.R.SIMONEAU, JRNL AUTH 6 K.LEON,K.M.WHITE,U.S.CHIO,M.GUPTA,M.JIN,F.LI,Y.LIU,K.ZHANG, JRNL AUTH 7 D.BULKLEY,M.SUN,A.M.SMITH,A.N.RIZO,F.MOSS,A.F.BRILOT, JRNL AUTH 8 S.POURMAL,R.TRENKER,T.POSPIECH,S.GUPTA,B.BARSI-RHYNE, JRNL AUTH 9 V.BELYY,A.W.BARILE-HILL,S.NOCK,Y.LIU,N.J.KROGAN,C.Y.RALSTON, JRNL AUTH10 D.L.SWANEY,A.GARCIA-SASTRE,M.OTT,M.VIGNUZZI,P.WALTER, JRNL AUTH11 A.MANGLIK JRNL TITL AN ULTRAPOTENT SYNTHETIC NANOBODY NEUTRALIZES SARS-COV-2 BY JRNL TITL 2 STABILIZING INACTIVE SPIKE. JRNL REF SCIENCE V. 370 1473 2020 JRNL REFN ESSN 1095-9203 JRNL PMID 33154106 JRNL DOI 10.1126/SCIENCE.ABE3255 REMARK 2 REMARK 2 RESOLUTION. 2.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.3 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.11 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 16204 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.570 REMARK 3 FREE R VALUE TEST SET COUNT : 902 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 (ANGSTROMS) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : 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 : 1793 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 131 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.13 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 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : NULL REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : NULL ; NULL ; NULL REMARK 3 BOND ANGLES : NULL ; NULL ; NULL REMARK 3 TORSION ANGLES : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS : NULL ; NULL ; NULL REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : NULL ; NULL ; NULL REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : NULL ; NULL ; NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : NULL REMARK 3 OTHER TORSION ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7KKJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-OCT-20. REMARK 100 THE DEPOSITION ID IS D_1000252620. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-JUL-20 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.11 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16591 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.050 REMARK 200 RESOLUTION RANGE LOW (A) : 42.105 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.09 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.94000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.900 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: PDB ENTRY 5VNV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS-HCL, PH 8.5, 1.0 M REMARK 280 AAMMONIUM SULFATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293.15K 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 35.62650 REMARK 290 SMTRY3 2 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: 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: C 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 SER A 119 REMARK 465 HIS A 120 REMARK 465 HIS A 121 REMARK 465 HIS A 122 REMARK 465 HIS A 123 REMARK 465 HIS A 124 REMARK 465 HIS A 125 REMARK 465 HIS C 120 REMARK 465 HIS C 121 REMARK 465 HIS C 122 REMARK 465 HIS C 123 REMARK 465 HIS C 124 REMARK 465 HIS C 125 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 SER C 119 OG 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 HE ARG A 19 O HOH A 303 1.37 REMARK 500 HE21 GLN A 1 O HOH A 301 1.56 REMARK 500 NE2 GLN A 1 O HOH A 301 1.89 REMARK 500 O ALA A 24 O HOH A 302 1.91 REMARK 500 O HOH C 321 O HOH C 336 1.95 REMARK 500 NE ARG A 19 O HOH A 303 2.10 REMARK 500 O HOH A 340 O HOH A 345 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 TYR A 27 145.41 -172.06 REMARK 500 TYR A 27 144.61 -172.06 REMARK 500 ALA A 92 169.31 175.70 REMARK 500 ALA A 104 146.45 -171.10 REMARK 500 ALA A 104 -47.22 71.40 REMARK 500 TYR A 105 -19.09 94.92 REMARK 500 ALA C 92 160.56 177.05 REMARK 500 SER C 118 -164.73 -113.07 REMARK 500 REMARK 500 REMARK: NULL DBREF 7KKJ A 1 125 PDB 7KKJ 7KKJ 1 125 DBREF 7KKJ C 1 125 PDB 7KKJ 7KKJ 1 125 SEQRES 1 A 125 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 A 125 ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 A 125 TYR ILE PHE GLY ARG ASN ALA MET GLY TRP TYR ARG GLN SEQRES 4 A 125 ALA PRO GLY LYS GLU ARG GLU LEU VAL ALA GLY ILE THR SEQRES 5 A 125 ARG ARG GLY SER ILE THR TYR TYR ALA ASP SER VAL LYS SEQRES 6 A 125 GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR SEQRES 7 A 125 VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR SEQRES 8 A 125 ALA VAL TYR TYR CYS ALA ALA ASP PRO ALA SER PRO ALA SEQRES 9 A 125 TYR GLY ASP TYR TRP GLY GLN GLY THR GLN VAL THR VAL SEQRES 10 A 125 SER SER HIS HIS HIS HIS HIS HIS SEQRES 1 C 125 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 C 125 ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 C 125 TYR ILE PHE GLY ARG ASN ALA MET GLY TRP TYR ARG GLN SEQRES 4 C 125 ALA PRO GLY LYS GLU ARG GLU LEU VAL ALA GLY ILE THR SEQRES 5 C 125 ARG ARG GLY SER ILE THR TYR TYR ALA ASP SER VAL LYS SEQRES 6 C 125 GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR SEQRES 7 C 125 VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR SEQRES 8 C 125 ALA VAL TYR TYR CYS ALA ALA ASP PRO ALA SER PRO ALA SEQRES 9 C 125 TYR GLY ASP TYR TRP GLY GLN GLY THR GLN VAL THR VAL SEQRES 10 C 125 SER SER HIS HIS HIS HIS HIS HIS HET SO4 A 201 5 HET SO4 A 202 5 HET SO4 A 203 5 HET CL A 204 1 HET SO4 C 201 5 HETNAM SO4 SULFATE ION HETNAM CL CHLORIDE ION FORMUL 3 SO4 4(O4 S 2-) FORMUL 6 CL CL 1- FORMUL 8 HOH *131(H2 O) HELIX 1 AA1 ARG A 53 SER A 56 5 4 HELIX 2 AA2 ASP A 62 LYS A 65 5 4 HELIX 3 AA3 LYS A 87 THR A 91 5 5 HELIX 4 AA4 ASP C 62 LYS C 65 5 4 HELIX 5 AA5 LYS C 87 THR C 91 5 5 SHEET 1 AA1 4 GLN A 3 SER A 7 0 SHEET 2 AA1 4 LEU A 18 SER A 25 -1 O ALA A 23 N VAL A 5 SHEET 3 AA1 4 THR A 78 MET A 83 -1 O MET A 83 N LEU A 18 SHEET 4 AA1 4 PHE A 68 ASP A 73 -1 N THR A 69 O GLN A 82 SHEET 1 AA2 6 LEU A 11 GLN A 13 0 SHEET 2 AA2 6 THR A 113 SER A 118 1 O SER A 118 N VAL A 12 SHEET 3 AA2 6 ALA A 92 ALA A 98 -1 N TYR A 94 O THR A 113 SHEET 4 AA2 6 MET A 34 GLN A 39 -1 N TYR A 37 O TYR A 95 SHEET 5 AA2 6 GLU A 46 ILE A 51 -1 O ALA A 49 N TRP A 36 SHEET 6 AA2 6 THR A 58 TYR A 60 -1 O TYR A 59 N GLY A 50 SHEET 1 AA3 4 LEU A 11 GLN A 13 0 SHEET 2 AA3 4 THR A 113 SER A 118 1 O SER A 118 N VAL A 12 SHEET 3 AA3 4 ALA A 92 ALA A 98 -1 N TYR A 94 O THR A 113 SHEET 4 AA3 4 TYR A 108 TRP A 109 -1 O TYR A 108 N ALA A 98 SHEET 1 AA4 4 GLN C 3 SER C 7 0 SHEET 2 AA4 4 LEU C 18 SER C 25 -1 O SER C 25 N GLN C 3 SHEET 3 AA4 4 THR C 78 MET C 83 -1 O MET C 83 N LEU C 18 SHEET 4 AA4 4 PHE C 68 ASP C 73 -1 N THR C 69 O GLN C 82 SHEET 1 AA5 6 GLY C 10 GLN C 13 0 SHEET 2 AA5 6 THR C 113 SER C 118 1 O THR C 116 N VAL C 12 SHEET 3 AA5 6 ALA C 92 ALA C 98 -1 N ALA C 92 O VAL C 115 SHEET 4 AA5 6 MET C 34 GLN C 39 -1 N TYR C 37 O TYR C 95 SHEET 5 AA5 6 GLU C 46 ILE C 51 -1 O ALA C 49 N TRP C 36 SHEET 6 AA5 6 THR C 58 TYR C 60 -1 O TYR C 59 N GLY C 50 SHEET 1 AA6 4 GLY C 10 GLN C 13 0 SHEET 2 AA6 4 THR C 113 SER C 118 1 O THR C 116 N VAL C 12 SHEET 3 AA6 4 ALA C 92 ALA C 98 -1 N ALA C 92 O VAL C 115 SHEET 4 AA6 4 TYR C 108 TRP C 109 -1 O TYR C 108 N ALA C 98 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.04 SSBOND 2 CYS C 22 CYS C 96 1555 1555 2.05 CRYST1 44.569 71.253 46.430 90.00 114.93 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 0.022437 0.000000 0.010428 0.00000 SCALE2 0.000000 0.014035 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023750 0.00000