3BGF - Header Asymmetric Unit

HEADER VIRAL PROTEIN/IMMUNE SYSTEM 26-NOV-07 3BGF

TITLE X-RAY CRYSTAL STRUCTURE OF THE SARS CORONAVIRUS SPIKE TITLE 2 RECEPTOR BINDING DOMAIN IN COMPLEX WITH F26G19 FAB

COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPIKE PROTEIN S1; COMPND 3 CHAIN: S, A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: F26G19 FAB; COMPND 7 CHAIN: L, C; COMPND 8 MOL_ID: 3; COMPND 9 MOLECULE: F26G19 FAB; COMPND 10 CHAIN: H, B

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SARS CORONAVIRUS; SOURCE 3 ORGANISM_COMMON: SARS-COV; SOURCE 4 ORGANISM_TAXID: 227859; SOURCE 5 STRAIN: TOR2; SOURCE 6 GENE: S; SOURCE 7 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: HEK293T; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PPA-TEV; SOURCE 12 MOL_ID: 2; SOURCE 13 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 14 ORGANISM_TAXID: 10090; SOURCE 15 OTHER_DETAILS: HYBRIDOMA; SOURCE 16 MOL_ID: 3; SOURCE 17 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 18 ORGANISM_TAXID: 10090; SOURCE 19 OTHER_DETAILS: HYBRIDOMA

KEYWDS ANTIGEN-ANTIBODY COMPLEX, ENVELOPE PROTEIN, GLYCOPROTEIN, KEYWDS 2 HOST-VIRUS INTERACTION, MEMBRANE, TRANSMEMBRANE, VIRION, KEYWDS 3 VIRULENCE, VIRAL PROTEIN/IMMUNE SYSTEM COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR J.E.PAK,J.M.RINI

REVDAT 3 19-MAY-09 3BGF 1 JRNL REVDAT 2 14-APR-09 3BGF 1 JRNL REVDAT 1 02-DEC-08 3BGF 0

JRNL AUTH J.E.PAK,C.SHARON,M.SATKUNARAJAH,T.C.AUPERIN, JRNL AUTH 2 C.M.CAMERON,D.J.KELVIN,J.SEETHARAMAN,A.COCHRANE, JRNL AUTH 3 F.A.PLUMMER,J.D.BERRY,J.M.RINI JRNL TITL STRUCTURAL INSIGHTS INTO IMMUNE RECOGNITION OF THE JRNL TITL 2 SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS S JRNL TITL 3 PROTEIN RECEPTOR BINDING DOMAIN. JRNL REF J.MOL.BIOL. V. 388 815 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19324051 JRNL DOI 10.1016/J.JMB.2009.03.042

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 30321 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) : 0.237 REMARK 3 R VALUE (WORKING SET) : 0.234 REMARK 3 FREE R VALUE : 0.286 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1495 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) : 3.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.08 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1882 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.38 REMARK 3 BIN R VALUE (WORKING SET) : 0.3070 REMARK 3 BIN FREE R VALUE SET COUNT : 96 REMARK 3 BIN FREE R VALUE : 0.3620 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 9411 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 6 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 46.99 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.40000 REMARK 3 B22 (A**2) : -0.50000 REMARK 3 B33 (A**2) : -6.90000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 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): 0.501 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.397 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 46.401 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.902 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.850 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 9669 ; 0.006 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 13174 ; 1.077 ; 1.952 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 1201 ; 3.204 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 397 ;27.985 ;23.829 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1524 ;12.486 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 43 ;14.718 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1459 ; 0.074 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 7333 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 4096 ; 0.246 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 6596 ; 0.328 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 509 ; 0.199 ; 0.500 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): 49 ; 0.198 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 5 ; 0.426 ; 0.500 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): 6142 ; 0.647 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 9802 ; 1.139 ; 3.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 4075 ; 0.336 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3372 ; 0.548 ; 3.000 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 : 7 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : L C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 L 1 L 105 2 REMARK 3 1 C 1 C 105 2 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 2 REMARK 3 CHAIN NAMES : H B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 4 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 H 3 H 51 2 REMARK 3 1 B 3 B 51 2 REMARK 3 2 H 53 H 81 2 REMARK 3 2 B 53 B 81 2 REMARK 3 3 H 83 H 99 2 REMARK 3 3 B 83 B 99 2 REMARK 3 4 H 101 H 110 4 REMARK 3 4 B 101 B 110 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 3 REMARK 3 CHAIN NAMES : S A REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 S 385 S 500 2 REMARK 3 1 A 385 A 500 2 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 4 REMARK 3 CHAIN NAMES : H B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 H 117 H 215 2 REMARK 3 1 B 117 B 215 2 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 5 REMARK 3 CHAIN NAMES : L C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 L 110 L 187 2 REMARK 3 1 C 110 C 187 2 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 6 REMARK 3 CHAIN NAMES : L C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 L 189 L 210 2 REMARK 3 1 C 189 C 210 2 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 NCS GROUP NUMBER : 7 REMARK 3 CHAIN NAMES : S A REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 2 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 S 324 S 355 4 REMARK 3 1 A 324 A 355 4 REMARK 3 2 S 358 S 384 4 REMARK 3 2 A 358 A 384 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH 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 REMARK 3 RIDING POSITIONS

REMARK 4 REMARK 4 3BGF COMPLIES WITH FORMAT V. 3.20, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-NOV-07. REMARK 100 THE RCSB ID CODE IS RCSB045488.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-NOV-06 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 : NSLS REMARK 200 BEAMLINE : X12C 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 : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35508 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 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 (%) : 94.4 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : 0.13200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.75100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: PDB ENTRIES 2DDB, 1KEG REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MES, 14% PEG 20000, 10-15% REMARK 280 GLYCEROL, PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 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 91.84400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.68250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 91.84400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.68250 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 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5250 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5200 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: S, L, H 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 ASN S 318 REMARK 465 ILE S 319 REMARK 465 THR S 320 REMARK 465 ASN S 321 REMARK 465 LEU S 322 REMARK 465 GLU S 502 REMARK 465 LEU S 503 REMARK 465 LEU S 504 REMARK 465 ASN S 505 REMARK 465 ALA S 506 REMARK 465 PRO S 507 REMARK 465 ALA S 508 REMARK 465 THR S 509 REMARK 465 VAL S 510 REMARK 465 ASN A 318 REMARK 465 ILE A 319 REMARK 465 THR A 320 REMARK 465 ASN A 321 REMARK 465 LEU A 322 REMARK 465 TYR A 356 REMARK 465 ASN A 357 REMARK 465 LEU A 503 REMARK 465 LEU A 504 REMARK 465 ASN A 505 REMARK 465 ALA A 506 REMARK 465 PRO A 507 REMARK 465 ALA A 508 REMARK 465 THR A 509 REMARK 465 VAL A 510 REMARK 465 GLY H 131 REMARK 465 ASP H 132 REMARK 465 THR H 133 REMARK 465 THR H 134 REMARK 465 ARG C 188 REMARK 465 ASN C 212 REMARK 465 GLY B 131 REMARK 465 ASP B 132 REMARK 465 THR B 133 REMARK 465 THR B 134

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 CYS S 348 -164.96 169.33 REMARK 500 ASP S 351 110.72 -38.56 REMARK 500 ASN S 357 42.94 -103.00 REMARK 500 VAL S 369 -155.36 -123.95 REMARK 500 PHE S 387 171.75 172.88 REMARK 500 ASN S 409 -50.64 -125.10 REMARK 500 PRO S 450 127.21 -33.99 REMARK 500 PRO S 459 130.72 -39.60 REMARK 500 PRO S 470 37.73 -85.47 REMARK 500 PHE A 325 -34.64 -143.90 REMARK 500 ALA A 339 42.96 -109.25 REMARK 500 ASN A 347 65.20 62.18 REMARK 500 CYS A 348 -176.34 165.24 REMARK 500 ASN A 375 1.79 -60.93 REMARK 500 PHE A 387 176.20 173.46 REMARK 500 ARG A 395 -9.46 -56.77 REMARK 500 ASN A 409 -50.91 -125.29 REMARK 500 PRO A 450 126.81 -31.42 REMARK 500 PRO A 470 38.23 -80.24 REMARK 500 TYR L 32 54.81 -90.06 REMARK 500 ASP L 41 0.71 -60.31 REMARK 500 LEU L 47 -69.60 -103.34 REMARK 500 ALA L 51 -47.50 78.14 REMARK 500 SER L 52 -6.88 -140.26 REMARK 500 ALA L 84 -155.17 -153.19 REMARK 500 SER L 127 32.16 -96.24 REMARK 500 ASN L 138 79.86 36.90 REMARK 500 GLN L 156 -63.78 -101.17 REMARK 500 LYS L 169 -64.97 -96.17 REMARK 500 PRO L 204 151.21 -48.52 REMARK 500 GLN H 43 -166.92 -109.92 REMARK 500 LEU H 82C 103.95 -57.49 REMARK 500 SER H 87 109.48 -56.03 REMARK 500 ALA H 88 -169.02 -172.08 REMARK 500 ARG H 100B 46.05 -92.52 REMARK 500 LEU H 100D -7.42 79.01 REMARK 500 PRO H 126 171.64 -59.29 REMARK 500 VAL H 127 -134.58 -73.22 REMARK 500 PHE H 148 132.65 179.72 REMARK 500 PRO H 149 -159.61 -98.69 REMARK 500 SER H 158 19.37 56.98 REMARK 500 SER H 162 -33.58 -132.50 REMARK 500 ASP H 175 -11.63 72.64 REMARK 500 SER H 187 -12.44 -47.05 REMARK 500 TYR C 32 56.89 -90.16 REMARK 500 ASP C 41 -1.79 -57.50 REMARK 500 LEU C 47 -71.01 -102.09 REMARK 500 ALA C 51 -42.33 76.33 REMARK 500 SER C 52 -7.42 -141.30 REMARK 500 ALA C 84 -152.00 -153.57 REMARK 500 ASN C 138 79.71 38.27 REMARK 500 ASP C 143 106.73 -59.17 REMARK 500 GLN C 156 -67.50 -98.01 REMARK 500 LYS C 169 -69.06 -97.74 REMARK 500 PRO C 204 150.95 -46.61 REMARK 500 GLN B 43 -167.29 -111.68 REMARK 500 ALA B 88 -169.32 -167.21 REMARK 500 ARG B 100B 43.69 -97.15 REMARK 500 VAL B 127 -136.35 -73.48 REMARK 500 PHE B 148 134.73 -177.09 REMARK 500 PRO B 149 -158.51 -97.52 REMARK 500 SER B 158 19.37 56.65 REMARK 500 SER B 162 -33.96 -132.13 REMARK 500 ASP B 175 -9.43 74.25 REMARK 500 SER B 187 -14.53 -44.35 REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AJF RELATED DB: PDB REMARK 900 S RECEPTOR BINDING DOMAIN IN COMPLEX WITH RECEPTOR REMARK 900 RELATED ID: 2DD8 RELATED DB: PDB REMARK 900 S RECEPTOR BINDING DOMAIN IN COMPLEX WITH NEUTRALIZING REMARK 900 ANTIBODY REMARK 900 RELATED ID: 2GHW RELATED DB: PDB REMARK 900 S RECEPTOR BINDING DOMAIN IN COMPLEX WITH NEUTRALIZING REMARK 900 ANTIBODY REMARK 900 RELATED ID: 2GHV RELATED DB: PDB REMARK 900 S RECEPTOR BINDING DOMAIN

DBREF 3BGF S 318 510 UNP P59594 SPIKE_CVHSA 318 510 DBREF 3BGF A 318 510 UNP P59594 SPIKE_CVHSA 318 510

SEQRES 1 S 193 ASN ILE THR ASN LEU CYS PRO PHE GLY GLU VAL PHE ASN SEQRES 2 S 193 ALA THR LYS PHE PRO SER VAL TYR ALA TRP GLU ARG LYS SEQRES 3 S 193 LYS ILE SER ASN CYS VAL ALA ASP TYR SER VAL LEU TYR SEQRES 4 S 193 ASN SER THR PHE PHE SER THR PHE LYS CYS TYR GLY VAL SEQRES 5 S 193 SER ALA THR LYS LEU ASN ASP LEU CYS PHE SER ASN VAL SEQRES 6 S 193 TYR ALA ASP SER PHE VAL VAL LYS GLY ASP ASP VAL ARG SEQRES 7 S 193 GLN ILE ALA PRO GLY GLN THR GLY VAL ILE ALA ASP TYR SEQRES 8 S 193 ASN TYR LYS LEU PRO ASP ASP PHE MET GLY CYS VAL LEU SEQRES 9 S 193 ALA TRP ASN THR ARG ASN ILE ASP ALA THR SER THR GLY SEQRES 10 S 193 ASN TYR ASN TYR LYS TYR ARG TYR LEU ARG HIS GLY LYS SEQRES 11 S 193 LEU ARG PRO PHE GLU ARG ASP ILE SER ASN VAL PRO PHE SEQRES 12 S 193 SER PRO ASP GLY LYS PRO CYS THR PRO PRO ALA LEU ASN SEQRES 13 S 193 CYS TYR TRP PRO LEU ASN ASP TYR GLY PHE TYR THR THR SEQRES 14 S 193 THR GLY ILE GLY TYR GLN PRO TYR ARG VAL VAL VAL LEU SEQRES 15 S 193 SER PHE GLU LEU LEU ASN ALA PRO ALA THR VAL SEQRES 1 A 193 ASN ILE THR ASN LEU CYS PRO PHE GLY GLU VAL PHE ASN SEQRES 2 A 193 ALA THR LYS PHE PRO SER VAL TYR ALA TRP GLU ARG LYS SEQRES 3 A 193 LYS ILE SER ASN CYS VAL ALA ASP TYR SER VAL LEU TYR SEQRES 4 A 193 ASN SER THR PHE PHE SER THR PHE LYS CYS TYR GLY VAL SEQRES 5 A 193 SER ALA THR LYS LEU ASN ASP LEU CYS PHE SER ASN VAL SEQRES 6 A 193 TYR ALA ASP SER PHE VAL VAL LYS GLY ASP ASP VAL ARG SEQRES 7 A 193 GLN ILE ALA PRO GLY GLN THR GLY VAL ILE ALA ASP TYR SEQRES 8 A 193 ASN TYR LYS LEU PRO ASP ASP PHE MET GLY CYS VAL LEU SEQRES 9 A 193 ALA TRP ASN THR ARG ASN ILE ASP ALA THR SER THR GLY SEQRES 10 A 193 ASN TYR ASN TYR LYS TYR ARG TYR LEU ARG HIS GLY LYS SEQRES 11 A 193 LEU ARG PRO PHE GLU ARG ASP ILE SER ASN VAL PRO PHE SEQRES 12 A 193 SER PRO ASP GLY LYS PRO CYS THR PRO PRO ALA LEU ASN SEQRES 13 A 193 CYS TYR TRP PRO LEU ASN ASP TYR GLY PHE TYR THR THR SEQRES 14 A 193 THR GLY ILE GLY TYR GLN PRO TYR ARG VAL VAL VAL LEU SEQRES 15 A 193 SER PHE GLU LEU LEU ASN ALA PRO ALA THR VAL SEQRES 1 L 212 ASP ILE LEU MET THR GLN SER PRO SER SER LEU SER ALA SEQRES 2 L 212 SER LEU GLY GLU ARG VAL SER LEU THR CYS ARG ALA SER SEQRES 3 L 212 GLN GLU ILE SER GLY TYR LEU SER TRP LEU GLN GLU LYS SEQRES 4 L 212 PRO ASP GLY THR ILE LYS ARG LEU ILE TYR ALA ALA SER SEQRES 5 L 212 THR LEU ASP SER GLY VAL PRO LYS ARG PHE SER GLY SER SEQRES 6 L 212 ARG SER GLY SER ASP TYR SER LEU THR ILE SER SER LEU SEQRES 7 L 212 GLU SER GLU ASP PHE ALA ASP TYR TYR CYS LEU GLN TYR SEQRES 8 L 212 VAL SER TYR PRO TRP THR PHE GLY GLY GLY THR LYS LEU SEQRES 9 L 212 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 L 212 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 L 212 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 L 212 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 L 212 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 L 212 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 L 212 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 L 212 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 L 212 PHE ASN ARG ASN SEQRES 1 H 220 GLU VAL GLN LEU GLU GLU SER GLY THR VAL LEU ALA ARG SEQRES 2 H 220 PRO GLY ALA SER VAL LYS MET SER CYS LYS ALA SER GLY SEQRES 3 H 220 TYR THR PHE THR THR TYR ARG MET HIS TRP ILE LYS GLN SEQRES 4 H 220 ARG PRO GLY GLN GLY LEU GLU TRP ILE GLY ALA ILE TYR SEQRES 5 H 220 PRO GLY ASN SER ASP THR THR TYR ASN GLN LYS PHE LYS SEQRES 6 H 220 ASP LYS ALA LYS LEU THR ALA VAL THR SER THR SER SER SEQRES 7 H 220 ALA TYR MET GLU LEU SER SER LEU THR ASN GLU ASP SER SEQRES 8 H 220 ALA VAL TYR PHE CYS THR ARG GLU GLY ILE PRO GLN LEU SEQRES 9 H 220 LEU ARG THR LEU ASP TYR TRP GLY GLN GLY THR SER VAL SEQRES 10 H 220 THR VAL SER SER ALA LYS THR THR ALA PRO SER VAL TYR SEQRES 11 H 220 PRO LEU ALA PRO VAL CYS GLY ASP THR THR GLY SER SER SEQRES 12 H 220 VAL THR LEU GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU SEQRES 13 H 220 PRO VAL THR LEU THR TRP ASN SER GLY SER LEU SER SER SEQRES 14 H 220 GLY VAL HIS THR PHE PRO ALA VAL LEU GLN SER ASP LEU SEQRES 15 H 220 TYR THR LEU SER SER SER VAL THR VAL THR SER SER THR SEQRES 16 H 220 TRP PRO SER GLN SER ILE THR CYS ASN VAL ALA HIS PRO SEQRES 17 H 220 ALA SER SER THR LYS VAL ASP LYS LYS ILE GLU PRO SEQRES 1 C 212 ASP ILE LEU MET THR GLN SER PRO SER SER LEU SER ALA SEQRES 2 C 212 SER LEU GLY GLU ARG VAL SER LEU THR CYS ARG ALA SER SEQRES 3 C 212 GLN GLU ILE SER GLY TYR LEU SER TRP LEU GLN GLU LYS SEQRES 4 C 212 PRO ASP GLY THR ILE LYS ARG LEU ILE TYR ALA ALA SER SEQRES 5 C 212 THR LEU ASP SER GLY VAL PRO LYS ARG PHE SER GLY SER SEQRES 6 C 212 ARG SER GLY SER ASP TYR SER LEU THR ILE SER SER LEU SEQRES 7 C 212 GLU SER GLU ASP PHE ALA ASP TYR TYR CYS LEU GLN TYR SEQRES 8 C 212 VAL SER TYR PRO TRP THR PHE GLY GLY GLY THR LYS LEU SEQRES 9 C 212 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 C 212 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 C 212 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 C 212 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 C 212 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 C 212 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 C 212 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 C 212 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 C 212 PHE ASN ARG ASN SEQRES 1 B 220 GLU VAL GLN LEU GLU GLU SER GLY THR VAL LEU ALA ARG SEQRES 2 B 220 PRO GLY ALA SER VAL LYS MET SER CYS LYS ALA SER GLY SEQRES 3 B 220 TYR THR PHE THR THR TYR ARG MET HIS TRP ILE LYS GLN SEQRES 4 B 220 ARG PRO GLY GLN GLY LEU GLU TRP ILE GLY ALA ILE TYR SEQRES 5 B 220 PRO GLY ASN SER ASP THR THR TYR ASN GLN LYS PHE LYS SEQRES 6 B 220 ASP LYS ALA LYS LEU THR ALA VAL THR SER THR SER SER SEQRES 7 B 220 ALA TYR MET GLU LEU SER SER LEU THR ASN GLU ASP SER SEQRES 8 B 220 ALA VAL TYR PHE CYS THR ARG GLU GLY ILE PRO GLN LEU SEQRES 9 B 220 LEU ARG THR LEU ASP TYR TRP GLY GLN GLY THR SER VAL SEQRES 10 B 220 THR VAL SER SER ALA LYS THR THR ALA PRO SER VAL TYR SEQRES 11 B 220 PRO LEU ALA PRO VAL CYS GLY ASP THR THR GLY SER SER SEQRES 12 B 220 VAL THR LEU GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU SEQRES 13 B 220 PRO VAL THR LEU THR TRP ASN SER GLY SER LEU SER SER SEQRES 14 B 220 GLY VAL HIS THR PHE PRO ALA VAL LEU GLN SER ASP LEU SEQRES 15 B 220 TYR THR LEU SER SER SER VAL THR VAL THR SER SER THR SEQRES 16 B 220 TRP PRO SER GLN SER ILE THR CYS ASN VAL ALA HIS PRO SEQRES 17 B 220 ALA SER SER THR LYS VAL ASP LYS LYS ILE GLU PRO

FORMUL 7 HOH *6(H2 O)

HELIX 1 1 SER S 336 TRP S 340 5 5 HELIX 2 2 TYR S 352 ASN S 357 1 6 HELIX 3 3 ALA S 371 ASN S 375 5 5 HELIX 4 4 ASP S 392 ILE S 397 5 6 HELIX 5 5 GLY S 403 ASN S 409 1 7 HELIX 6 6 THR S 425 ALA S 430 1 6 HELIX 7 7 GLY S 488 TYR S 491 5 4 HELIX 8 8 PHE A 325 ASN A 330 1 6 HELIX 9 9 SER A 336 TRP A 340 5 5 HELIX 10 10 ASP A 392 ILE A 397 5 6 HELIX 11 11 GLY A 403 ASN A 409 1 7 HELIX 12 12 THR A 425 ALA A 430 1 6 HELIX 13 13 GLY A 488 TYR A 491 5 4 HELIX 14 14 GLU L 79 PHE L 83 5 5 HELIX 15 15 SER L 121 SER L 127 1 7 HELIX 16 16 LYS L 183 ARG L 188 1 6 HELIX 17 17 GLN H 61 LYS H 64 5 4 HELIX 18 18 THR H 73 THR H 75 5 3 HELIX 19 19 THR H 83 SER H 87 5 5 HELIX 20 20 SER H 158 SER H 160 5 3 HELIX 21 21 PRO H 202 SER H 205 5 4 HELIX 22 22 GLU C 79 PHE C 83 5 5 HELIX 23 23 SER C 121 SER C 127 1 7 HELIX 24 24 LYS C 183 GLU C 187 1 5 HELIX 25 25 GLN B 61 LYS B 64 5 4 HELIX 26 26 THR B 73 THR B 75 5 3 HELIX 27 27 THR B 83 SER B 87 5 5 HELIX 28 28 SER B 158 SER B 160 5 3 HELIX 29 29 PRO B 202 SER B 205 5 4

SHEET 1 A 5 GLU S 341 ILE S 345 0 SHEET 2 A 5 VAL S 382 LYS S 390 -1 O SER S 386 N GLU S 341 SHEET 3 A 5 PRO S 493 SER S 500 -1 O SER S 500 N TYR S 383 SHEET 4 A 5 GLY S 418 ASN S 424 -1 N CYS S 419 O LEU S 499 SHEET 5 A 5 THR S 363 TYR S 367 -1 N TYR S 367 O GLY S 418 SHEET 1 B 2 LYS S 439 ARG S 441 0 SHEET 2 B 2 LEU S 478 ASP S 480 -1 O ASN S 479 N TYR S 440 SHEET 1 C 5 GLU A 341 ILE A 345 0 SHEET 2 C 5 VAL A 382 LYS A 390 -1 O VAL A 382 N ILE A 345 SHEET 3 C 5 PRO A 493 SER A 500 -1 O SER A 500 N TYR A 383 SHEET 4 C 5 GLY A 418 ASN A 424 -1 N CYS A 419 O LEU A 499 SHEET 5 C 5 THR A 363 TYR A 367 -1 N TYR A 367 O GLY A 418 SHEET 1 D 2 LYS A 439 ARG A 441 0 SHEET 2 D 2 LEU A 478 ASP A 480 -1 O ASN A 479 N TYR A 440 SHEET 1 E 4 MET L 4 SER L 7 0 SHEET 2 E 4 VAL L 19 ALA L 25 -1 O THR L 22 N SER L 7 SHEET 3 E 4 ASP L 70 ILE L 75 -1 O LEU L 73 N LEU L 21 SHEET 4 E 4 PHE L 62 SER L 67 -1 N SER L 67 O ASP L 70 SHEET 1 F 6 SER L 10 ALA L 13 0 SHEET 2 F 6 THR L 102 ILE L 106 1 O GLU L 105 N ALA L 13 SHEET 3 F 6 ASP L 85 GLN L 90 -1 N TYR L 86 O THR L 102 SHEET 4 F 6 LEU L 33 GLU L 38 -1 N LEU L 36 O TYR L 87 SHEET 5 F 6 ILE L 44 TYR L 49 -1 O LYS L 45 N GLN L 37 SHEET 6 F 6 THR L 53 LEU L 54 -1 O THR L 53 N TYR L 49 SHEET 1 G 4 SER L 10 ALA L 13 0 SHEET 2 G 4 THR L 102 ILE L 106 1 O GLU L 105 N ALA L 13 SHEET 3 G 4 ASP L 85 GLN L 90 -1 N TYR L 86 O THR L 102 SHEET 4 G 4 THR L 97 PHE L 98 -1 O THR L 97 N GLN L 90 SHEET 1 H 4 THR L 114 PHE L 118 0 SHEET 2 H 4 GLY L 129 PHE L 139 -1 O PHE L 135 N SER L 116 SHEET 3 H 4 TYR L 173 THR L 182 -1 O LEU L 179 N VAL L 132 SHEET 4 H 4 VAL L 159 TRP L 163 -1 N SER L 162 O SER L 176 SHEET 1 I 4 SER L 153 ARG L 155 0 SHEET 2 I 4 ILE L 144 ILE L 150 -1 N ILE L 150 O SER L 153 SHEET 3 I 4 SER L 191 HIS L 198 -1 O THR L 193 N LYS L 149 SHEET 4 I 4 ILE L 205 ASN L 210 -1 O ILE L 205 N ALA L 196 SHEET 1 J 4 GLN H 3 GLU H 6 0 SHEET 2 J 4 VAL H 18 SER H 25 -1 O LYS H 23 N GLU H 5 SHEET 3 J 4 SER H 77 LEU H 82 -1 O LEU H 82 N VAL H 18 SHEET 4 J 4 LEU H 69 VAL H 72 -1 N THR H 70 O TYR H 79 SHEET 1 K 6 VAL H 10 ALA H 12 0 SHEET 2 K 6 THR H 107 VAL H 111 1 O SER H 108 N VAL H 10 SHEET 3 K 6 ALA H 88 GLU H 95 -1 N ALA H 88 O VAL H 109 SHEET 4 K 6 ARG H 33 GLN H 39 -1 N ILE H 37 O PHE H 91 SHEET 5 K 6 LEU H 45 TYR H 52 -1 O ILE H 48 N TRP H 36 SHEET 6 K 6 ASP H 56 TYR H 59 -1 O ASP H 56 N TYR H 52 SHEET 1 L 4 VAL H 10 ALA H 12 0 SHEET 2 L 4 THR H 107 VAL H 111 1 O SER H 108 N VAL H 10 SHEET 3 L 4 ALA H 88 GLU H 95 -1 N ALA H 88 O VAL H 109 SHEET 4 L 4 THR H 100C TRP H 103 -1 O LEU H 100D N ARG H 94 SHEET 1 M 4 SER H 120 LEU H 124 0 SHEET 2 M 4 SER H 137 TYR H 147 -1 O LYS H 145 N SER H 120 SHEET 3 M 4 LEU H 176 THR H 186 -1 O LEU H 179 N VAL H 144 SHEET 4 M 4 VAL H 165 THR H 167 -1 N HIS H 166 O SER H 182 SHEET 1 N 4 SER H 120 LEU H 124 0 SHEET 2 N 4 SER H 137 TYR H 147 -1 O LYS H 145 N SER H 120 SHEET 3 N 4 LEU H 176 THR H 186 -1 O LEU H 179 N VAL H 144 SHEET 4 N 4 VAL H 171 GLN H 173 -1 N GLN H 173 O LEU H 176 SHEET 1 O 3 THR H 153 TRP H 156 0 SHEET 2 O 3 THR H 196 HIS H 201 -1 O ASN H 198 N THR H 155 SHEET 3 O 3 THR H 206 LYS H 211 -1 O VAL H 208 N VAL H 199 SHEET 1 P 4 MET C 4 SER C 7 0 SHEET 2 P 4 VAL C 19 ALA C 25 -1 O THR C 22 N SER C 7 SHEET 3 P 4 ASP C 70 ILE C 75 -1 O TYR C 71 N CYS C 23 SHEET 4 P 4 PHE C 62 SER C 67 -1 N SER C 67 O ASP C 70 SHEET 1 Q 6 SER C 10 ALA C 13 0 SHEET 2 Q 6 THR C 102 ILE C 106 1 O LYS C 103 N LEU C 11 SHEET 3 Q 6 ASP C 85 GLN C 90 -1 N TYR C 86 O THR C 102 SHEET 4 Q 6 LEU C 33 GLU C 38 -1 N LEU C 36 O TYR C 87 SHEET 5 Q 6 ILE C 44 TYR C 49 -1 O LEU C 47 N TRP C 35 SHEET 6 Q 6 THR C 53 LEU C 54 -1 O THR C 53 N TYR C 49 SHEET 1 R 4 SER C 10 ALA C 13 0 SHEET 2 R 4 THR C 102 ILE C 106 1 O LYS C 103 N LEU C 11 SHEET 3 R 4 ASP C 85 GLN C 90 -1 N TYR C 86 O THR C 102 SHEET 4 R 4 THR C 97 PHE C 98 -1 O THR C 97 N GLN C 90 SHEET 1 S 4 THR C 114 PHE C 118 0 SHEET 2 S 4 GLY C 129 PHE C 139 -1 O PHE C 135 N SER C 116 SHEET 3 S 4 TYR C 173 THR C 182 -1 O LEU C 179 N VAL C 132 SHEET 4 S 4 VAL C 159 TRP C 163 -1 N LEU C 160 O THR C 178 SHEET 1 T 4 SER C 153 ARG C 155 0 SHEET 2 T 4 ASN C 145 ILE C 150 -1 N ILE C 150 O SER C 153 SHEET 3 T 4 SER C 191 THR C 197 -1 O THR C 193 N LYS C 149 SHEET 4 T 4 ILE C 205 ASN C 210 -1 O ILE C 205 N ALA C 196 SHEET 1 U 4 GLN B 3 GLU B 6 0 SHEET 2 U 4 VAL B 18 SER B 25 -1 O LYS B 23 N GLU B 5 SHEET 3 U 4 SER B 77 LEU B 82 -1 O ALA B 78 N CYS B 22 SHEET 4 U 4 LEU B 69 VAL B 72 -1 N THR B 70 O TYR B 79 SHEET 1 V 6 VAL B 10 ALA B 12 0 SHEET 2 V 6 THR B 107 VAL B 111 1 O SER B 108 N VAL B 10 SHEET 3 V 6 ALA B 88 GLU B 95 -1 N TYR B 90 O THR B 107 SHEET 4 V 6 ARG B 33 GLN B 39 -1 N ILE B 37 O PHE B 91 SHEET 5 V 6 GLU B 46 ILE B 51 -1 O ILE B 48 N TRP B 36 SHEET 6 V 6 THR B 57 TYR B 59 -1 O THR B 58 N ALA B 50 SHEET 1 W 4 VAL B 10 ALA B 12 0 SHEET 2 W 4 THR B 107 VAL B 111 1 O SER B 108 N VAL B 10 SHEET 3 W 4 ALA B 88 GLU B 95 -1 N TYR B 90 O THR B 107 SHEET 4 W 4 THR B 100C TRP B 103 -1 O LEU B 100D N ARG B 94 SHEET 1 X 4 SER B 120 LEU B 124 0 SHEET 2 X 4 SER B 137 TYR B 147 -1 O LYS B 145 N SER B 120 SHEET 3 X 4 LEU B 176 THR B 186 -1 O LEU B 179 N VAL B 144 SHEET 4 X 4 VAL B 165 THR B 167 -1 N HIS B 166 O SER B 182 SHEET 1 Y 4 SER B 120 LEU B 124 0 SHEET 2 Y 4 SER B 137 TYR B 147 -1 O LYS B 145 N SER B 120 SHEET 3 Y 4 LEU B 176 THR B 186 -1 O LEU B 179 N VAL B 144 SHEET 4 Y 4 VAL B 171 GLN B 173 -1 N GLN B 173 O LEU B 176 SHEET 1 Z 3 THR B 153 TRP B 156 0 SHEET 2 Z 3 THR B 196 HIS B 201 -1 O ASN B 198 N THR B 155 SHEET 3 Z 3 THR B 206 LYS B 211 -1 O VAL B 208 N VAL B 199

SSBOND 1 CYS S 323 CYS S 348 1555 1555 2.02 SSBOND 2 CYS S 366 CYS S 419 1555 1555 2.03 SSBOND 3 CYS S 467 CYS S 474 1555 1555 2.04 SSBOND 4 CYS A 323 CYS A 348 1555 1555 2.04 SSBOND 5 CYS A 366 CYS A 419 1555 1555 2.03 SSBOND 6 CYS A 467 CYS A 474 1555 1555 2.04 SSBOND 7 CYS L 23 CYS L 88 1555 1555 2.03 SSBOND 8 CYS L 134 CYS L 194 1555 1555 2.04 SSBOND 9 CYS H 22 CYS H 92 1555 1555 2.05 SSBOND 10 CYS H 142 CYS H 197 1555 1555 2.04 SSBOND 11 CYS C 23 CYS C 88 1555 1555 2.03 SSBOND 12 CYS C 134 CYS C 194 1555 1555 2.03 SSBOND 13 CYS B 22 CYS B 92 1555 1555 2.03 SSBOND 14 CYS B 142 CYS B 197 1555 1555 2.03

CISPEP 1 PRO S 469 PRO S 470 0 5.76 CISPEP 2 PRO A 469 PRO A 470 0 2.74 CISPEP 3 SER L 7 PRO L 8 0 -0.83 CISPEP 4 TYR L 94 PRO L 95 0 0.23 CISPEP 5 TYR L 140 PRO L 141 0 -3.77 CISPEP 6 ILE H 97 PRO H 98 0 0.32 CISPEP 7 PHE H 148 PRO H 149 0 2.03 CISPEP 8 GLU H 150 PRO H 151 0 0.19 CISPEP 9 TRP H 190 PRO H 191 0 2.88 CISPEP 10 SER C 7 PRO C 8 0 -3.23 CISPEP 11 TYR C 94 PRO C 95 0 -2.79 CISPEP 12 TYR C 140 PRO C 141 0 -2.36 CISPEP 13 ILE B 97 PRO B 98 0 1.72 CISPEP 14 PHE B 148 PRO B 149 0 0.04 CISPEP 15 GLU B 150 PRO B 151 0 -3.84 CISPEP 16 TRP B 190 PRO B 191 0 3.63

CRYST1 183.688 73.365 110.782 90.00 90.00 90.00 P 21 21 2 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 0.005444 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013630 0.000000 0.00000

SCALE3 0.000000 0.000000 0.009027 0.00000