PDB Short entry for 3ZHK HEADER IMMUNE SYSTEM 22-DEC-12 3ZHK TITLE THE CRYSTAL STRUCTURE OF SINGLE DOMAIN ANTIBODY 2X1 TITLE 2 SCAFFOLD COMPND MOL_ID: 1; COMPND 2 MOLECULE: MG2X1 SCAFFOLD ANTIBODY; 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; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PET9A KEYWDS IMMUNE SYSTEM, SINGLE DOMAIN ANTIBODY EXPDTA X-RAY DIFFRACTION AUTHOR H.-N.SONG,E.-J.WOO,H.-K.LIM REVDAT 3 16-JUL-14 3ZHK 1 JRNL REVDAT 2 16-APR-14 3ZHK 1 COMPND SOURCE REVDAT 1 08-JAN-14 3ZHK 0 JRNL AUTH D.KIM,H.SONG,H.J.NAM,S.KIM,Y.PARK,J.PARK,E.WOO,H.LIM JRNL TITL DIRECTED EVOLUTION OF HUMAN HEAVY CHAIN VARIABLE DOMAIN JRNL TITL 2 (VH) USING IN VIVO PROTEIN FITNESS FILTER. JRNL REF PLOS ONE V. 9 98178 2014 JRNL REFN ISSN 1932-6203 JRNL PMID 24892548 JRNL DOI 10.1371/JOURNAL.PONE.0098178 REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.962 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.975 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.34 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.09 REMARK 3 NUMBER OF REFLECTIONS : 24591 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.2552 REMARK 3 R VALUE (WORKING SET) : 0.2528 REMARK 3 FREE R VALUE : 0.2977 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.1 REMARK 3 FREE R VALUE TEST SET COUNT : 1251 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 31.9792 - 4.0788 0.98 2609 162 0.2316 0.2640 REMARK 3 2 4.0788 - 3.2384 0.99 2621 138 0.2243 0.2587 REMARK 3 3 3.2384 - 2.8294 1.00 2608 133 0.2410 0.3029 REMARK 3 4 2.8294 - 2.5708 1.00 2590 138 0.2566 0.3530 REMARK 3 5 2.5708 - 2.3866 1.00 2618 137 0.2804 0.3000 REMARK 3 6 2.3866 - 2.2459 1.00 2616 132 0.2715 0.3642 REMARK 3 7 2.2459 - 2.1335 1.00 2582 152 0.2929 0.3431 REMARK 3 8 2.1335 - 2.0406 1.00 2589 130 0.3115 0.3727 REMARK 3 9 2.0406 - 1.9621 0.96 2507 129 0.3630 0.3964 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.30 REMARK 3 SHRINKAGE RADIUS : 1.11 REMARK 3 K_SOL : 0.367 REMARK 3 B_SOL : 54.163 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.37 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 34.37 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.9584 REMARK 3 B22 (A**2) : 1.8141 REMARK 3 B33 (A**2) : -0.8557 REMARK 3 B12 (A**2) : 0.0000 REMARK 3 B13 (A**2) : 1.4685 REMARK 3 B23 (A**2) : 0.0000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 1834 REMARK 3 ANGLE : 1.186 2488 REMARK 3 CHIRALITY : 0.092 266 REMARK 3 PLANARITY : 0.005 320 REMARK 3 DIHEDRAL : 14.423 636 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3ZHK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-DEC-12. REMARK 100 THE PDBE ID CODE IS EBI-55263. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUL-12 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL2000 REMARK 200 DATA SCALING SOFTWARE : HKL2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24632 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.96 REMARK 200 RESOLUTION RANGE LOW (A) : 50.00 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.0 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 6.9 REMARK 200 R MERGE (I) : 0.10 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 39.10 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.99 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.5 REMARK 200 DATA REDUNDANCY IN SHELL : 5.3 REMARK 200 R MERGE FOR SHELL (I) : 0.31 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 9.30 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: NULL REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 37% PEG8K, 0.2M AMMONIUM REMARK 280 SULFATE 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 52.20750 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.85050 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 52.20750 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 27.85050 REMARK 290 SMTRY3 4 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: 620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13800 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.7 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 GLU 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 A 126 REMARK 465 HIS A 127 REMARK 465 GLU B 121 REMARK 465 HIS B 122 REMARK 465 HIS B 123 REMARK 465 HIS B 124 REMARK 465 HIS B 125 REMARK 465 HIS B 126 REMARK 465 HIS B 127 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 LEU A 120 CA C O CB CG CD1 CD2 REMARK 470 LEU B 120 CA C O CB CG CD1 CD2 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 LEU A 18 144.42 -172.16 REMARK 500 VAL A 48 -61.46 -102.07 REMARK 500 THR A 103 -21.99 -157.81 REMARK 500 LEU B 18 145.14 -170.67 REMARK 500 VAL B 48 -61.13 -108.76 REMARK 500 GLU B 104 18.04 56.64 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 SO4 A1120 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B1120 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3ZHD RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF SINGLE DOMAIN ANTIBODY 8-4 REMARK 900 SCAFFOLD. REMARK 900 RELATED ID: 3ZHL RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF SINGLE DOMAIN ANTIBODY 8-14 REMARK 900 SCAFFOLD DBREF 3ZHK A 1 127 PDB 3ZHK 3ZHK 1 127 DBREF 3ZHK B 1 127 PDB 3ZHK 3ZHK 1 127 SEQRES 1 A 127 GLU VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 A 127 PRO GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 A 127 PHE THR PHE SER SER TYR ALA MET SER TRP VAL ARG GLN SEQRES 4 A 127 ALA PRO GLY LYS GLY LEU GLU TRP VAL SER ALA ILE SER SEQRES 5 A 127 GLY SER GLY GLY SER THR TYR TYR ALA ASP SER VAL LYS SEQRES 6 A 127 GLY ARG PHE THR ILE SER ARG ASP ASN SER LYS ASN LEU SEQRES 7 A 127 LEU TYR LEU GLN MET ASN SER LEU ARG ALA GLU ASP THR SEQRES 8 A 127 ALA VAL TYR TYR CYS ALA ARG HIS ALA PRO SER THR GLU SEQRES 9 A 127 ALA PRO ASP TYR TRP GLY GLN GLY THR LEU VAL THR VAL SEQRES 10 A 127 SER SER LEU GLU HIS HIS HIS HIS HIS HIS SEQRES 1 B 127 GLU VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 B 127 PRO GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 B 127 PHE THR PHE SER SER TYR ALA MET SER TRP VAL ARG GLN SEQRES 4 B 127 ALA PRO GLY LYS GLY LEU GLU TRP VAL SER ALA ILE SER SEQRES 5 B 127 GLY SER GLY GLY SER THR TYR TYR ALA ASP SER VAL LYS SEQRES 6 B 127 GLY ARG PHE THR ILE SER ARG ASP ASN SER LYS ASN LEU SEQRES 7 B 127 LEU TYR LEU GLN MET ASN SER LEU ARG ALA GLU ASP THR SEQRES 8 B 127 ALA VAL TYR TYR CYS ALA ARG HIS ALA PRO SER THR GLU SEQRES 9 B 127 ALA PRO ASP TYR TRP GLY GLN GLY THR LEU VAL THR VAL SEQRES 10 B 127 SER SER LEU GLU HIS HIS HIS HIS HIS HIS HET SO4 A1120 5 HET SO4 B1120 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 2(O4 S 2-) HELIX 1 1 THR A 28 TYR A 32 5 5 HELIX 2 2 ARG A 87 THR A 91 5 5 HELIX 3 3 THR B 28 TYR B 32 5 5 HELIX 4 4 ASP B 62 LYS B 65 5 4 HELIX 5 5 ARG B 87 THR B 91 5 5 SHEET 1 AA 4 GLN A 3 SER A 7 0 SHEET 2 AA 4 LEU A 18 SER A 25 -1 O SER A 21 N SER A 7 SHEET 3 AA 4 LEU A 78 MET A 83 -1 O LEU A 79 N CYS A 22 SHEET 4 AA 4 PHE A 68 ASP A 73 -1 O THR A 69 N GLN A 82 SHEET 1 AB 4 GLY A 10 VAL A 12 0 SHEET 2 AB 4 THR A 113 VAL A 117 -1 O LEU A 114 N GLY A 10 SHEET 3 AB 4 ALA A 92 HIS A 99 -1 O ALA A 92 N VAL A 115 SHEET 4 AB 4 PRO A 106 TRP A 109 -1 N ASP A 107 O ARG A 98 SHEET 1 AC11 GLY A 10 VAL A 12 0 SHEET 2 AC11 THR A 113 VAL A 117 -1 O LEU A 114 N GLY A 10 SHEET 3 AC11 ALA A 92 HIS A 99 -1 O ALA A 92 N VAL A 115 SHEET 4 AC11 MET A 34 GLN A 39 -1 O SER A 35 N ALA A 97 SHEET 5 AC11 LEU A 45 ILE A 51 -1 O GLU A 46 N ARG A 38 SHEET 6 AC11 SER A 57 TYR A 60 -1 O TYR A 59 N ALA A 50 SHEET 7 AC11 SER B 57 TYR B 60 -1 O THR B 58 N THR A 58 SHEET 8 AC11 LEU B 45 ILE B 51 -1 O ALA B 50 N TYR B 59 SHEET 9 AC11 MET B 34 GLN B 39 -1 O MET B 34 N ILE B 51 SHEET 10 AC11 ALA B 92 HIS B 99 -1 O VAL B 93 N GLN B 39 SHEET 11 AC11 PRO B 106 TRP B 109 -1 N ASP B 107 O ARG B 98 SHEET 1 AD12 GLY A 10 VAL A 12 0 SHEET 2 AD12 THR A 113 VAL A 117 -1 O LEU A 114 N GLY A 10 SHEET 3 AD12 ALA A 92 HIS A 99 -1 O ALA A 92 N VAL A 115 SHEET 4 AD12 MET A 34 GLN A 39 -1 O SER A 35 N ALA A 97 SHEET 5 AD12 LEU A 45 ILE A 51 -1 O GLU A 46 N ARG A 38 SHEET 6 AD12 SER A 57 TYR A 60 -1 O TYR A 59 N ALA A 50 SHEET 7 AD12 SER B 57 TYR B 60 -1 O THR B 58 N THR A 58 SHEET 8 AD12 LEU B 45 ILE B 51 -1 O ALA B 50 N TYR B 59 SHEET 9 AD12 MET B 34 GLN B 39 -1 O MET B 34 N ILE B 51 SHEET 10 AD12 ALA B 92 HIS B 99 -1 O VAL B 93 N GLN B 39 SHEET 11 AD12 THR B 113 VAL B 117 -1 O THR B 113 N TYR B 94 SHEET 12 AD12 GLY B 10 VAL B 12 1 O GLY B 10 N THR B 116 SHEET 1 AE 2 PRO A 106 TRP A 109 0 SHEET 2 AE 2 ALA A 92 HIS A 99 -1 O ARG A 98 N ASP A 107 SHEET 1 BA 2 PRO B 106 TRP B 109 0 SHEET 2 BA 2 ALA B 92 HIS B 99 -1 O ARG B 98 N ASP B 107 SHEET 1 BB 4 GLN B 3 SER B 7 0 SHEET 2 BB 4 LEU B 18 SER B 25 -1 O SER B 21 N SER B 7 SHEET 3 BB 4 LEU B 78 MET B 83 -1 O LEU B 79 N CYS B 22 SHEET 4 BB 4 PHE B 68 ASP B 73 -1 O THR B 69 N GLN B 82 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.06 SSBOND 2 CYS B 22 CYS B 96 1555 1555 2.06 SITE 1 AC1 4 PHE A 27 THR A 28 TYR A 32 LYS A 76 SITE 1 AC2 4 PHE B 27 THR B 28 TYR B 32 LYS B 76 CRYST1 104.415 55.701 74.539 90.00 126.44 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 0.009577 0.000000 0.007071 0.00000 SCALE2 0.000000 0.017953 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016676 0.00000