HEADER ANTIVIRAL PROTEIN 06-JAN-25 9LDS TITLE CRYSTAL STRUCTURE OF NANOBODY H145 BOUND TO SARS-COV-2 SPIKE STEM- TITLE 2 HELIX COMPND MOL_ID: 1; COMPND 2 MOLECULE: H145; COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: SPIKE PROTEIN S2'; COMPND 7 CHAIN: B, D; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: VICUGNA PACOS; SOURCE 3 ORGANISM_TAXID: 30538; SOURCE 4 EXPRESSION_SYSTEM: BREVIBACILLUS CHOSHINENSIS; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 54911; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 8 2; SOURCE 9 ORGANISM_COMMON: 2019-NCOV, SARS-COV-2; SOURCE 10 ORGANISM_TAXID: 2697049; SOURCE 11 GENE: S, 2; SOURCE 12 EXPRESSION_SYSTEM: SYNTHETIC CONSTRUCT; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 32630 KEYWDS SARS-COV-2; SPIKE; STEM-HELIX; NANOBODY, ANTIVIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.W.LU,L.Y.GUO,S.LIN REVDAT 2 02-JUL-25 9LDS 1 JRNL REVDAT 1 02-APR-25 9LDS 0 JRNL AUTH L.GUO,Z.CHEN,S.LIN,F.YANG,J.YANG,L.WANG,X.ZHANG,X.YUAN,B.HE, JRNL AUTH 2 Y.CAO,J.LI,Q.ZHAO,G.LU JRNL TITL STRUCTURAL BASIS AND MODE OF ACTION FOR TWO BROADLY JRNL TITL 2 NEUTRALIZING NANOBODIES TARGETING THE HIGHLY CONSERVED SPIKE JRNL TITL 3 STEM-HELIX OF SARBECOVIRUSES INCLUDING SARS-COV-2 AND ITS JRNL TITL 4 VARIANTS. JRNL REF PLOS PATHOG. V. 21 13034 2025 JRNL REFN ESSN 1553-7374 JRNL PMID 40215243 JRNL DOI 10.1371/JOURNAL.PPAT.1013034 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.19.2_4158: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT 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) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.10 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 36574 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.950 REMARK 3 FREE R VALUE TEST SET COUNT : 1810 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 10.0000 - 3.7700 1.00 2716 168 0.2130 0.2157 REMARK 3 2 3.7700 - 2.9900 1.00 2715 139 0.0000 0.1753 REMARK 3 3 2.9900 - 2.6100 1.00 2674 144 0.0000 0.1892 REMARK 3 4 2.6100 - 2.3700 1.00 2702 115 0.0000 0.1811 REMARK 3 5 2.3700 - 2.2000 1.00 2702 129 0.1754 0.1806 REMARK 3 6 2.2000 - 2.0700 1.00 2673 116 0.1710 0.1920 REMARK 3 7 2.0700 - 1.9700 1.00 2658 146 0.1756 0.2114 REMARK 3 8 1.9700 - 1.8800 1.00 2661 152 0.1754 0.2137 REMARK 3 9 1.8800 - 1.8100 1.00 2664 156 0.1852 0.2227 REMARK 3 10 1.8100 - 1.7500 1.00 2720 107 0.1938 0.2018 REMARK 3 11 1.7500 - 1.6900 1.00 2631 147 0.1996 0.2154 REMARK 3 12 1.6900 - 1.6500 1.00 2694 135 0.2071 0.2465 REMARK 3 13 1.6500 - 1.6000 0.98 2554 156 0.2143 0.2569 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.260 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 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 : 0.006 1995 REMARK 3 ANGLE : 0.810 2702 REMARK 3 CHIRALITY : 0.055 298 REMARK 3 PLANARITY : 0.008 359 REMARK 3 DIHEDRAL : 13.027 725 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 5.1730 0.0460 4.5229 REMARK 3 T TENSOR REMARK 3 T11: 0.1082 T22: 0.0877 REMARK 3 T33: 0.1129 T12: 0.0019 REMARK 3 T13: 0.0017 T23: -0.0056 REMARK 3 L TENSOR REMARK 3 L11: 0.2106 L22: 0.0032 REMARK 3 L33: 0.8292 L12: -0.0020 REMARK 3 L13: -0.0243 L23: -0.0279 REMARK 3 S TENSOR REMARK 3 S11: -0.0036 S12: 0.0099 S13: -0.0037 REMARK 3 S21: 0.0028 S22: -0.0124 S23: -0.0317 REMARK 3 S31: 0.0472 S32: -0.0290 S33: -0.0000 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 9LDS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 19-JAN-25. REMARK 100 THE DEPOSITION ID IS D_1300055455. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-DEC-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL18U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97915 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36597 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.10600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 22.5190 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.66 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.59600 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 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES PH 7.5, 70% V/V (+/-)-2 REMARK 280 -METHYL-2,4-PENTANEDIOL, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 291.0K 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 31.76950 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1200 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 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 350 REMARK 350 BIOMOLECULE: 2 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: 1210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6530 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 HIS A 115 REMARK 465 HIS A 116 REMARK 465 HIS A 117 REMARK 465 HIS A 118 REMARK 465 HIS A 119 REMARK 465 HIS A 120 REMARK 465 HIS C 115 REMARK 465 HIS C 116 REMARK 465 HIS C 117 REMARK 465 HIS C 118 REMARK 465 HIS C 119 REMARK 465 HIS C 120 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 HOH A 274 O HOH A 280 1.81 REMARK 500 O GLY C 26 O HOH C 201 1.84 REMARK 500 O HOH A 251 O HOH A 279 1.88 REMARK 500 O HOH C 209 O HOH C 271 1.90 REMARK 500 O HOH A 215 O HOH A 254 1.97 REMARK 500 O HOH D 1201 O HOH D 1202 1.97 REMARK 500 O HOH A 274 O HOH A 285 2.01 REMARK 500 O HOH C 229 O HOH C 265 2.02 REMARK 500 O HOH A 265 O HOH A 276 2.04 REMARK 500 N ASP B 1139 O HOH B 1201 2.06 REMARK 500 O HOH A 266 O HOH A 282 2.07 REMARK 500 N ASP D 1139 O HOH D 1201 2.08 REMARK 500 O HOH A 268 O HOH B 1213 2.09 REMARK 500 N GLN C 1 O HOH C 202 2.09 REMARK 500 O HOH C 250 O HOH C 262 2.10 REMARK 500 O HOH C 263 O HOH C 264 2.11 REMARK 500 O HOH A 247 O HOH A 279 2.11 REMARK 500 O HOH B 1215 O HOH B 1218 2.12 REMARK 500 O HOH B 1202 O HOH B 1216 2.15 REMARK 500 O HOH C 255 O HOH C 287 2.18 REMARK 500 O HOH C 221 O HOH C 275 2.18 REMARK 500 N ASP D 1139 O HOH D 1202 2.19 REMARK 500 O HOH A 267 O HOH A 283 2.19 REMARK 500 O HOH C 207 O HOH C 277 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH B 1206 O HOH C 264 1656 2.04 REMARK 500 O HOH B 1211 O HOH C 204 1656 2.08 REMARK 500 O HOH B 1211 O HOH C 275 1656 2.11 REMARK 500 O HOH B 1214 O HOH C 204 1656 2.13 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 PHE A 54 -31.40 -156.77 REMARK 500 ALA A 90 166.83 178.60 REMARK 500 PHE C 54 -32.10 -157.38 REMARK 500 ALA C 90 166.10 179.02 REMARK 500 REMARK 500 REMARK: NULL DBREF 9LDS A 1 120 PDB 9LDS 9LDS 1 120 DBREF 9LDS B 1139 1153 UNP P0DTC2 SPIKE_SARS2 1139 1153 DBREF 9LDS C 1 120 PDB 9LDS 9LDS 1 120 DBREF 9LDS D 1139 1153 UNP P0DTC2 SPIKE_SARS2 1139 1153 SEQRES 1 A 120 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 A 120 THR GLY GLY SER LEU ARG LEU SER CYS GLU ALA SER GLY SEQRES 3 A 120 SER ALA PHE SER SER TYR ALA VAL ASN TRP TYR ARG GLN SEQRES 4 A 120 ALA PRO GLY LYS GLN ARG GLU PRO VAL ALA ALA ILE GLY SEQRES 5 A 120 SER PHE ASN THR VAL TYR SER ASP SER VAL LYS GLY ARG SEQRES 6 A 120 PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR VAL TYR SEQRES 7 A 120 LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR ALA VAL SEQRES 8 A 120 TYR ILE CYS ASN ALA ARG ARG GLY ALA THR ASN THR TRP SEQRES 9 A 120 GLY GLN GLY THR GLN VAL THR VAL SER SER HIS HIS HIS SEQRES 10 A 120 HIS HIS HIS SEQRES 1 B 15 ASP PRO LEU GLN PRO GLU LEU ASP SER PHE LYS GLU GLU SEQRES 2 B 15 LEU ASP SEQRES 1 C 120 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 C 120 THR GLY GLY SER LEU ARG LEU SER CYS GLU ALA SER GLY SEQRES 3 C 120 SER ALA PHE SER SER TYR ALA VAL ASN TRP TYR ARG GLN SEQRES 4 C 120 ALA PRO GLY LYS GLN ARG GLU PRO VAL ALA ALA ILE GLY SEQRES 5 C 120 SER PHE ASN THR VAL TYR SER ASP SER VAL LYS GLY ARG SEQRES 6 C 120 PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR VAL TYR SEQRES 7 C 120 LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR ALA VAL SEQRES 8 C 120 TYR ILE CYS ASN ALA ARG ARG GLY ALA THR ASN THR TRP SEQRES 9 C 120 GLY GLN GLY THR GLN VAL THR VAL SER SER HIS HIS HIS SEQRES 10 C 120 HIS HIS HIS SEQRES 1 D 15 ASP PRO LEU GLN PRO GLU LEU ASP SER PHE LYS GLU GLU SEQRES 2 D 15 LEU ASP FORMUL 5 HOH *211(H2 O) HELIX 1 AA1 ALA A 28 TYR A 32 5 5 HELIX 2 AA2 ASN A 72 LYS A 74 5 3 HELIX 3 AA3 LYS A 85 THR A 89 5 5 HELIX 4 AA4 LEU B 1141 GLU B 1150 1 10 HELIX 5 AA5 ALA C 28 TYR C 32 5 5 HELIX 6 AA6 ASN C 72 LYS C 74 5 3 HELIX 7 AA7 LYS C 85 THR C 89 5 5 HELIX 8 AA8 LEU D 1141 ASP D 1153 1 13 SHEET 1 AA1 4 VAL A 2 SER A 7 0 SHEET 2 AA1 4 LEU A 18 GLY A 26 -1 O GLU A 23 N VAL A 5 SHEET 3 AA1 4 THR A 76 MET A 81 -1 O MET A 81 N LEU A 18 SHEET 4 AA1 4 PHE A 66 ASP A 71 -1 N THR A 67 O GLN A 80 SHEET 1 AA212 THR A 56 TYR A 58 0 SHEET 2 AA212 GLU A 46 ILE A 51 -1 N ALA A 50 O VAL A 57 SHEET 3 AA212 ALA A 33 GLN A 39 -1 N TRP A 36 O ALA A 49 SHEET 4 AA212 ALA A 90 ARG A 98 -1 O ASN A 95 N ASN A 35 SHEET 5 AA212 THR A 108 SER A 113 -1 O THR A 108 N TYR A 92 SHEET 6 AA212 GLY A 10 GLN A 13 1 N GLY A 10 O THR A 111 SHEET 7 AA212 GLY C 10 GLN C 13 -1 O LEU C 11 N LEU A 11 SHEET 8 AA212 THR C 108 SER C 113 1 O THR C 111 N GLY C 10 SHEET 9 AA212 ALA C 90 ARG C 98 -1 N TYR C 92 O THR C 108 SHEET 10 AA212 ALA C 33 GLN C 39 -1 N ASN C 35 O ASN C 95 SHEET 11 AA212 GLU C 46 ILE C 51 -1 O ALA C 49 N TRP C 36 SHEET 12 AA212 THR C 56 TYR C 58 -1 O VAL C 57 N ALA C 50 SHEET 1 AA3 8 THR A 101 TRP A 104 0 SHEET 2 AA3 8 ALA A 90 ARG A 98 -1 N ARG A 98 O THR A 101 SHEET 3 AA3 8 THR A 108 SER A 113 -1 O THR A 108 N TYR A 92 SHEET 4 AA3 8 GLY A 10 GLN A 13 1 N GLY A 10 O THR A 111 SHEET 5 AA3 8 GLY C 10 GLN C 13 -1 O LEU C 11 N LEU A 11 SHEET 6 AA3 8 THR C 108 SER C 113 1 O THR C 111 N GLY C 10 SHEET 7 AA3 8 ALA C 90 ARG C 98 -1 N TYR C 92 O THR C 108 SHEET 8 AA3 8 THR C 101 TRP C 104 -1 O THR C 101 N ARG C 98 SHEET 1 AA4 4 VAL C 2 SER C 7 0 SHEET 2 AA4 4 LEU C 18 GLY C 26 -1 O GLU C 23 N VAL C 5 SHEET 3 AA4 4 THR C 76 MET C 81 -1 O MET C 81 N LEU C 18 SHEET 4 AA4 4 PHE C 66 ASP C 71 -1 N ASP C 71 O THR C 76 SSBOND 1 CYS A 22 CYS A 94 1555 1555 2.07 SSBOND 2 CYS C 22 CYS C 94 1555 1555 2.07 CRYST1 43.073 63.539 56.064 90.00 112.75 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 0.023216 0.000000 0.009734 0.00000 SCALE2 0.000000 0.015738 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019341 0.00000 CONECT 151 711 CONECT 711 151 CONECT 1134 1694 CONECT 1694 1134 MASTER 319 0 0 8 28 0 0 6 2173 4 4 24 END