HEADER VIRAL PROTEIN/IMMUNE SYSTEM 29-MAR-21 7M8J TITLE SARS-COV-2 S-NTD + FAB CM25 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPIKE PROTEIN S1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: CM25 FAB - HEAVY CHAIN; COMPND 7 CHAIN: H; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: CM25 FAB - LIGHT CHAIN; COMPND 11 CHAIN: L; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_COMMON: 2019-NCOV, SARS-COV-2; SOURCE 5 ORGANISM_TAXID: 2697049; SOURCE 6 GENE: S, 2; SOURCE 7 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 8 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 15 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 17 MOL_ID: 3; SOURCE 18 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 19 ORGANISM_COMMON: HUMAN; SOURCE 20 ORGANISM_TAXID: 9606; SOURCE 21 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 22 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 23 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS SARS-COV-2, CM25, NTD, FAB, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE KEYWDS 2 SYSTEM COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR N.V.JOHNSON,J.S.MCLELLAN REVDAT 2 16-JUN-21 7M8J 1 JRNL REVDAT 1 19-MAY-21 7M8J 0 JRNL AUTH W.N.VOSS,Y.J.HOU,N.V.JOHNSON,G.DELIDAKIS,J.E.KIM, JRNL AUTH 2 K.JAVANMARDI,A.P.HORTON,F.BARTZOKA,C.J.PARESI,Y.TANNO, JRNL AUTH 3 C.W.CHOU,S.A.ABBASI,W.PICKENS,K.GEORGE,D.R.BOUTZ,D.M.TOWERS, JRNL AUTH 4 J.R.MCDANIEL,D.BILLICK,J.GOIKE,L.ROWE,D.BATRA,J.POHL,J.LEE, JRNL AUTH 5 S.GANGAPPA,S.SAMBHARA,M.GADUSH,N.WANG,M.D.PERSON, JRNL AUTH 6 B.L.IVERSON,J.D.GOLLIHAR,J.M.DYE,A.S.HERBERT, JRNL AUTH 7 I.J.FINKELSTEIN,R.S.BARIC,J.S.MCLELLAN,G.GEORGIOU, JRNL AUTH 8 J.J.LAVINDER,G.C.IPPOLITO JRNL TITL PREVALENT, PROTECTIVE, AND CONVERGENT IGG RECOGNITION OF JRNL TITL 2 SARS-COV-2 NON-RBD SPIKE EPITOPES. JRNL REF SCIENCE V. 372 1108 2021 JRNL REFN ESSN 1095-9203 JRNL PMID 33947773 JRNL DOI 10.1126/SCIENCE.ABG5268 REMARK 2 REMARK 2 RESOLUTION. 3.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.480 REMARK 3 NUMBER OF PARTICLES : 215510 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 7M8J COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAR-21. REMARK 100 THE DEPOSITION ID IS D_1000255873. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : COMPLEX OF SARS-COV-2 S-ECD REMARK 245 WITH CM25 FAB REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 0.30 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : -4 FORCE, 3 S BLOT REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 8000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, H, L 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 33 REMARK 465 ARG A 34 REMARK 465 GLY A 35 REMARK 465 VAL A 36 REMARK 465 TYR A 37 REMARK 465 TYR A 38 REMARK 465 PRO A 39 REMARK 465 ASP A 40 REMARK 465 LYS A 41 REMARK 465 VAL A 42 REMARK 465 PHE A 43 REMARK 465 ARG A 44 REMARK 465 SER A 45 REMARK 465 SER A 46 REMARK 465 VAL A 47 REMARK 465 LEU A 48 REMARK 465 HIS A 49 REMARK 465 SER A 50 REMARK 465 THR A 51 REMARK 465 GLN A 52 REMARK 465 ASP A 53 REMARK 465 LEU A 54 REMARK 465 PHE A 55 REMARK 465 LEU A 56 REMARK 465 PRO A 57 REMARK 465 PHE A 58 REMARK 465 PHE A 59 REMARK 465 PHE A 220 REMARK 465 SER A 221 REMARK 465 ALA A 222 REMARK 465 LEU A 223 REMARK 465 GLU A 224 REMARK 465 PRO A 225 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 OD2 ASP A 111 HZ1 LYS A 113 1.48 REMARK 500 O ARG A 21 HE22 GLN A 23 1.49 REMARK 500 H ASP L 108 O HIS L 115 1.54 REMARK 500 OD2 ASP A 111 HZ3 LYS A 113 1.57 REMARK 500 OD2 ASP A 111 NZ LYS A 113 1.84 REMARK 500 OD1 ASN A 149 OG SER A 151 1.92 REMARK 500 O GLN H 69 OE1 GLN H 72 2.09 REMARK 500 O PRO L 15 NE2 GLN L 17 2.11 REMARK 500 O ARG A 21 NE2 GLN A 23 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 CYS A 131 CA - CB - SG ANGL. DEV. = 8.7 DEGREES 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 CYS A 15 70.18 48.72 REMARK 500 ASP A 88 -42.88 66.79 REMARK 500 SER A 98 26.01 -140.77 REMARK 500 THR A 167 -60.55 -131.52 REMARK 500 ASN A 211 -39.07 -133.28 REMARK 500 ARG A 214 16.30 53.78 REMARK 500 GLN A 218 42.01 -96.49 REMARK 500 PRO A 230 46.91 -80.97 REMARK 500 LEU A 249 -14.74 -144.84 REMARK 500 ASP H 85 49.56 35.44 REMARK 500 ASP H 116 -66.28 -92.30 REMARK 500 ASN L 57 -34.71 66.00 REMARK 500 LEU L 94 129.45 -39.77 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-23717 RELATED DB: EMDB REMARK 900 SARS-COV-2 S-NTD + FAB CM25 DBREF 7M8J A 14 270 UNP P0DTC2 SPIKE_SARS2 14 270 DBREF 7M8J H 2 128 PDB 7M8J 7M8J 2 128 DBREF 7M8J L 3 127 PDB 7M8J 7M8J 3 127 SEQRES 1 A 257 GLN CYS VAL ASN LEU THR THR ARG THR GLN LEU PRO PRO SEQRES 2 A 257 ALA TYR THR ASN SER PHE THR ARG GLY VAL TYR TYR PRO SEQRES 3 A 257 ASP LYS VAL PHE ARG SER SER VAL LEU HIS SER THR GLN SEQRES 4 A 257 ASP LEU PHE LEU PRO PHE PHE SER ASN VAL THR TRP PHE SEQRES 5 A 257 HIS ALA ILE HIS VAL SER GLY THR ASN GLY THR LYS ARG SEQRES 6 A 257 PHE ASP ASN PRO VAL LEU PRO PHE ASN ASP GLY VAL TYR SEQRES 7 A 257 PHE ALA SER THR GLU LYS SER ASN ILE ILE ARG GLY TRP SEQRES 8 A 257 ILE PHE GLY THR THR LEU ASP SER LYS THR GLN SER LEU SEQRES 9 A 257 LEU ILE VAL ASN ASN ALA THR ASN VAL VAL ILE LYS VAL SEQRES 10 A 257 CYS GLU PHE GLN PHE CYS ASN ASP PRO PHE LEU GLY VAL SEQRES 11 A 257 TYR TYR HIS LYS ASN ASN LYS SER TRP MET GLU SER GLU SEQRES 12 A 257 PHE ARG VAL TYR SER SER ALA ASN ASN CYS THR PHE GLU SEQRES 13 A 257 TYR VAL SER GLN PRO PHE LEU MET ASP LEU GLU GLY LYS SEQRES 14 A 257 GLN GLY ASN PHE LYS ASN LEU ARG GLU PHE VAL PHE LYS SEQRES 15 A 257 ASN ILE ASP GLY TYR PHE LYS ILE TYR SER LYS HIS THR SEQRES 16 A 257 PRO ILE ASN LEU VAL ARG ASP LEU PRO GLN GLY PHE SER SEQRES 17 A 257 ALA LEU GLU PRO LEU VAL ASP LEU PRO ILE GLY ILE ASN SEQRES 18 A 257 ILE THR ARG PHE GLN THR LEU LEU ALA LEU HIS ARG SER SEQRES 19 A 257 TYR LEU THR PRO GLY ASP SER SER SER GLY TRP THR ALA SEQRES 20 A 257 GLY ALA ALA ALA TYR TYR VAL GLY TYR LEU SEQRES 1 H 120 VAL GLN LEU VAL GLN SER GLY ALA GLU VAL LYS LYS PRO SEQRES 2 H 120 GLY ALA SER VAL LYS VAL SER CYS LYS VAL SER GLY TYR SEQRES 3 H 120 THR LEU THR GLU LEU SER MET HIS TRP VAL ARG GLN ALA SEQRES 4 H 120 PRO GLY LYS GLY LEU GLU TRP MET GLY GLY PHE ASP PRO SEQRES 5 H 120 GLU ASP GLY GLU THR ILE TYR ALA GLN LYS PHE GLN GLY SEQRES 6 H 120 ARG VAL THR MET THR GLU ASP THR SER THR ASP THR ALA SEQRES 7 H 120 TYR MET GLU LEU SER SER LEU ARG SER GLU ASP THR ALA SEQRES 8 H 120 VAL TYR TYR CYS ALA THR GLY PRO ALA VAL ARG ARG GLY SEQRES 9 H 120 SER TRP PHE ASP PRO TRP GLY GLN GLY THR LEU VAL THR SEQRES 10 H 120 VAL SER SER SEQRES 1 L 109 VAL VAL THR GLN PRO PRO SER VAL SER ALA ALA PRO GLY SEQRES 2 L 109 GLN LYS VAL THR ILE SER CYS SER GLY SER SER SER ASN SEQRES 3 L 109 ILE GLY ASN ASN TYR VAL SER TRP TYR GLN GLN LEU PRO SEQRES 4 L 109 GLY THR ALA PRO LYS LEU LEU ILE TYR ASP ASN ASN LYS SEQRES 5 L 109 ARG PRO SER GLY ILE PRO ASP ARG PHE SER GLY SER LYS SEQRES 6 L 109 SER GLY THR SER ALA THR LEU GLY ILE THR GLY LEU GLN SEQRES 7 L 109 THR GLY ASP GLU ALA ASP TYR TYR CYS GLY THR TRP ASP SEQRES 8 L 109 SER SER LEU SER ALA HIS TRP VAL PHE GLY GLY GLY THR SEQRES 9 L 109 LYS LEU THR VAL LEU HELIX 1 AA1 GLU A 156 VAL A 159 5 4 HELIX 2 AA2 THR H 29 LEU H 37 5 5 HELIX 3 AA3 ARG H 95 THR H 99 5 5 SHEET 1 AA1 7 TYR A 28 ASN A 30 0 SHEET 2 AA1 7 ASN A 61 ILE A 68 -1 O VAL A 62 N THR A 29 SHEET 3 AA1 7 ALA A 263 TYR A 269 -1 O ALA A 263 N ALA A 67 SHEET 4 AA1 7 GLY A 89 SER A 94 -1 N TYR A 91 O GLY A 268 SHEET 5 AA1 7 LEU A 189 LYS A 195 -1 O PHE A 192 N PHE A 92 SHEET 6 AA1 7 PHE A 201 THR A 208 -1 O LYS A 202 N LYS A 195 SHEET 7 AA1 7 ASP A 228 LEU A 229 -1 O LEU A 229 N PHE A 201 SHEET 1 AA2 4 LEU A 84 PRO A 85 0 SHEET 2 AA2 4 ARG A 237 HIS A 245 -1 O PHE A 238 N LEU A 84 SHEET 3 AA2 4 LEU A 141 TYR A 145 1 N LEU A 141 O LEU A 242 SHEET 4 AA2 4 TRP A 152 SER A 155 -1 O MET A 153 N TYR A 144 SHEET 1 AA3 6 LEU A 84 PRO A 85 0 SHEET 2 AA3 6 ARG A 237 HIS A 245 -1 O PHE A 238 N LEU A 84 SHEET 3 AA3 6 ILE A 101 GLY A 107 -1 O GLY A 107 N ARG A 237 SHEET 4 AA3 6 SER A 116 ASN A 121 -1 O LEU A 117 N PHE A 106 SHEET 5 AA3 6 VAL A 126 CYS A 131 -1 O LYS A 129 N LEU A 118 SHEET 6 AA3 6 GLU A 169 SER A 172 -1 O TYR A 170 N ILE A 128 SHEET 1 AA4 4 GLN H 3 GLN H 6 0 SHEET 2 AA4 4 VAL H 19 SER H 26 -1 O LYS H 24 N VAL H 5 SHEET 3 AA4 4 THR H 86 LEU H 91 -1 O LEU H 91 N VAL H 19 SHEET 4 AA4 4 VAL H 76 ASP H 81 -1 N THR H 79 O TYR H 88 SHEET 1 AA5 6 GLU H 11 LYS H 13 0 SHEET 2 AA5 6 THR H 122 VAL H 126 1 O THR H 125 N GLU H 11 SHEET 3 AA5 6 ALA H 100 GLY H 107 -1 N ALA H 100 O VAL H 124 SHEET 4 AA5 6 SER H 38 GLN H 44 -1 N VAL H 42 O TYR H 103 SHEET 5 AA5 6 LEU H 50 PHE H 56 -1 O GLU H 51 N ARG H 43 SHEET 6 AA5 6 THR H 65 TYR H 67 -1 O ILE H 66 N GLY H 55 SHEET 1 AA6 5 SER L 9 ALA L 13 0 SHEET 2 AA6 5 THR L 122 VAL L 126 1 O THR L 125 N VAL L 11 SHEET 3 AA6 5 ASP L 101 ASP L 108 -1 N TYR L 102 O THR L 122 SHEET 4 AA6 5 SER L 40 GLN L 44 -1 N TYR L 42 O TYR L 103 SHEET 5 AA6 5 LYS L 51 ILE L 54 -1 O LEU L 53 N TRP L 41 SHEET 1 AA7 4 SER L 9 ALA L 13 0 SHEET 2 AA7 4 THR L 122 VAL L 126 1 O THR L 125 N VAL L 11 SHEET 3 AA7 4 ASP L 101 ASP L 108 -1 N TYR L 102 O THR L 122 SHEET 4 AA7 4 HIS L 115 PHE L 118 -1 O VAL L 117 N THR L 106 SHEET 1 AA8 3 VAL L 19 SER L 24 0 SHEET 2 AA8 3 SER L 86 ILE L 91 -1 O ALA L 87 N CYS L 23 SHEET 3 AA8 3 PHE L 76 SER L 83 -1 N SER L 83 O SER L 86 SSBOND 1 CYS A 15 CYS A 136 1555 1555 2.03 SSBOND 2 CYS A 131 CYS A 166 1555 1555 2.04 SSBOND 3 CYS H 23 CYS H 104 1555 1555 2.04 SSBOND 4 CYS L 23 CYS L 104 1555 1555 2.04 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000