PDB Short entry for 3P92 HEADER HYDROLASE/HYDROLASE INHIBITOR 15-OCT-10 3P92 TITLE HUMAN MESOTRYPSIN COMPLEXED WITH BOVINE PANCREATIC TRYPSIN INHIBITOR TITLE 2 VARIANT (BPTI-K15R/R17G) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PRSS3 PROTEIN; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.4; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PANCREATIC TRYPSIN INHIBITOR; COMPND 9 CHAIN: E; COMPND 10 FRAGMENT: UNP RESIDUES 36-93; COMPND 11 SYNONYM: APROTININ, BASIC PROTEASE INHIBITOR, BPI, BPTI; COMPND 12 ENGINEERED: YES; COMPND 13 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: PRSS3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 10 ORGANISM_COMMON: BOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW; SOURCE 11 ORGANISM_TAXID: 9913; SOURCE 12 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS MESOTRYPSIN, TRYPSIN IV, CANONICAL INHIBITOR, BOVINE PANCREATIC KEYWDS 2 TRYPSIN INIBITOR, BPTI, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.A.SALAMEH,A.S.SOARES,E.S.RADISKY REVDAT 4 06-SEP-23 3P92 1 REMARK SEQADV LINK REVDAT 3 08-OCT-14 3P92 1 AUTHOR REVDAT 2 09-NOV-11 3P92 1 JRNL REVDAT 1 31-AUG-11 3P92 0 JRNL AUTH M.A.SALAMEH,A.S.SOARES,A.HOCKLA,D.C.RADISKY,E.S.RADISKY JRNL TITL THE P2' RESIDUE IS A KEY DETERMINANT OF MESOTRYPSIN JRNL TITL 2 SPECIFICITY: ENGINEERING A HIGH-AFFINITY INHIBITOR WITH JRNL TITL 3 ANTICANCER ACTIVITY. JRNL REF BIOCHEM.J. V. 440 95 2011 JRNL REFN ISSN 0264-6021 JRNL PMID 21806544 JRNL DOI 10.1042/BJ20110788 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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 : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.85 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.180 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.3 REMARK 3 NUMBER OF REFLECTIONS : 27380 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.115 REMARK 3 R VALUE (WORKING SET) : 0.111 REMARK 3 FREE R VALUE : 0.159 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.300 REMARK 3 FREE R VALUE TEST SET COUNT : 2000 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 33.8586 - 3.8525 0.94 2000 158 0.1506 0.1655 REMARK 3 2 3.8525 - 3.0585 0.95 1985 156 0.1139 0.1506 REMARK 3 3 3.0585 - 2.6721 1.00 2048 162 0.1213 0.1758 REMARK 3 4 2.6721 - 2.4278 1.00 2052 162 0.1049 0.1453 REMARK 3 5 2.4278 - 2.2539 1.00 2053 161 0.1010 0.1649 REMARK 3 6 2.2539 - 2.1210 1.00 2052 162 0.0944 0.1462 REMARK 3 7 2.1210 - 2.0148 1.00 2026 159 0.0920 0.1548 REMARK 3 8 2.0148 - 1.9271 0.99 2018 159 0.0943 0.1485 REMARK 3 9 1.9271 - 1.8529 0.99 2028 161 0.0993 0.1628 REMARK 3 10 1.8529 - 1.7890 0.93 1896 148 0.0940 0.1564 REMARK 3 11 1.7890 - 1.7330 0.81 1664 131 0.0870 0.1459 REMARK 3 12 1.7330 - 1.6835 0.69 1423 113 0.0836 0.1643 REMARK 3 13 1.6835 - 1.6392 0.57 1147 90 0.0811 0.1883 REMARK 3 14 1.6392 - 1.5992 0.48 988 78 0.0822 0.1432 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 : 0.48 REMARK 3 B_SOL : 64.39 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.170 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 7.48 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.89 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.85860 REMARK 3 B22 (A**2) : -0.76990 REMARK 3 B33 (A**2) : -1.69040 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.19390 REMARK 3 B23 (A**2) : 0.00000 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 : 0.007 4328 REMARK 3 ANGLE : 0.907 7781 REMARK 3 CHIRALITY : 0.078 327 REMARK 3 PLANARITY : 0.004 695 REMARK 3 DIHEDRAL : 16.461 1072 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 3P92 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-OCT-10. REMARK 100 THE DEPOSITION ID IS D_1000062109. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27380 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.599 REMARK 200 RESOLUTION RANGE LOW (A) : 33.851 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.9 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.03200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 39.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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 2008_09_13_0905 REMARK 200 STARTING MODEL: PDB ENTRY 2R9P REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.75 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG4000, 0.2M NA ACETATE AND 100MM REMARK 280 TRIS PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 19.61100 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, 3 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 APPLY THE FOLLOWING TO CHAINS: A, E 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: E 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 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ALA E 58 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG A 62 CD NE CZ NH1 NH2 REMARK 480 LYS A 74 CE NZ REMARK 480 LYS A 87 CG CD CE NZ REMARK 480 LYS A 93 NZ REMARK 480 LYS A 169 NZ REMARK 480 LYS A 222 CD CE NZ REMARK 480 SER A 246 OXT REMARK 480 LYS E 26 CD CE NZ 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 27 73.31 -119.33 REMARK 500 HIS A 71 -64.83 -124.30 REMARK 500 SER A 214 -76.58 -123.34 REMARK 500 ASN E 44 110.77 -162.31 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 1 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 86.4 REMARK 620 3 VAL A 75 O 162.1 84.9 REMARK 620 4 GLU A 77 OE2 92.2 86.5 102.8 REMARK 620 5 GLU A 80 OE2 100.7 169.6 90.2 85.6 REMARK 620 6 HOH A 269 O 79.6 98.8 86.3 169.8 90.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2R9P RELATED DB: PDB REMARK 900 HUMAN MESOTRYPSIN COMPLEXED WITH BPTI DBREF 3P92 A 16 246 UNP Q8N2U3 Q8N2U3_HUMAN 28 251 DBREF 3P92 E 1 58 UNP P00974 BPT1_BOVIN 36 93 SEQADV 3P92 ALA A 195 UNP Q8N2U3 SER 204 ENGINEERED MUTATION SEQADV 3P92 ARG E 15 UNP P00974 LYS 50 ENGINEERED MUTATION SEQADV 3P92 GLY E 17 UNP P00974 ARG 52 ENGINEERED MUTATION SEQRES 1 A 224 ILE VAL GLY GLY TYR THR CYS GLU GLU ASN SER LEU PRO SEQRES 2 A 224 TYR GLN VAL SER LEU ASN SER GLY SER HIS PHE CYS GLY SEQRES 3 A 224 GLY SER LEU ILE SER GLU GLN TRP VAL VAL SER ALA ALA SEQRES 4 A 224 HIS CYS TYR LYS THR ARG ILE GLN VAL ARG LEU GLY GLU SEQRES 5 A 224 HIS ASN ILE LYS VAL LEU GLU GLY ASN GLU GLN PHE ILE SEQRES 6 A 224 ASN ALA ALA LYS ILE ILE ARG HIS PRO LYS TYR ASN ARG SEQRES 7 A 224 ASP THR LEU ASP ASN ASP ILE MET LEU ILE LYS LEU SER SEQRES 8 A 224 SER PRO ALA VAL ILE ASN ALA ARG VAL SER THR ILE SER SEQRES 9 A 224 LEU PRO THR ALA PRO PRO ALA ALA GLY THR GLU CYS LEU SEQRES 10 A 224 ILE SER GLY TRP GLY ASN THR LEU SER PHE GLY ALA ASP SEQRES 11 A 224 TYR PRO ASP GLU LEU LYS CYS LEU ASP ALA PRO VAL LEU SEQRES 12 A 224 THR GLN ALA GLU CYS LYS ALA SER TYR PRO GLY LYS ILE SEQRES 13 A 224 THR ASN SER MET PHE CYS VAL GLY PHE LEU GLU GLY GLY SEQRES 14 A 224 LYS ASP SER CYS GLN ARG ASP ALA GLY GLY PRO VAL VAL SEQRES 15 A 224 CYS ASN GLY GLN LEU GLN GLY VAL VAL SER TRP GLY HIS SEQRES 16 A 224 GLY CYS ALA TRP LYS ASN ARG PRO GLY VAL TYR THR LYS SEQRES 17 A 224 VAL TYR ASN TYR VAL ASP TRP ILE LYS ASP THR ILE ALA SEQRES 18 A 224 ALA ASN SER SEQRES 1 E 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 E 58 CYS ARG ALA GLY ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 E 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 E 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 E 58 ARG THR CYS GLY GLY ALA HET CA A 1 1 HETNAM CA CALCIUM ION FORMUL 3 CA CA 2+ FORMUL 4 HOH *299(H2 O) HELIX 1 1 ALA A 55 TYR A 59 5 5 HELIX 2 2 THR A 164 TYR A 172 1 9 HELIX 3 3 TYR A 234 ASN A 245 1 12 HELIX 4 4 PRO E 2 GLU E 7 5 6 HELIX 5 5 SER E 47 GLY E 56 1 10 SHEET 1 A 7 TYR A 20 THR A 21 0 SHEET 2 A 7 LYS A 156 PRO A 161 -1 O CYS A 157 N TYR A 20 SHEET 3 A 7 GLU A 135 GLY A 140 -1 N ILE A 138 O LEU A 158 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 137 SHEET 5 A 7 GLN A 204 TRP A 215 -1 O GLN A 204 N CYS A 201 SHEET 6 A 7 GLY A 226 LYS A 230 -1 O VAL A 227 N TRP A 215 SHEET 7 A 7 MET A 180 VAL A 183 -1 N PHE A 181 O TYR A 228 SHEET 1 B 7 GLN A 30 ASN A 34 0 SHEET 2 B 7 HIS A 40 SER A 48 -1 O CYS A 42 N LEU A 33 SHEET 3 B 7 TRP A 51 SER A 54 -1 O VAL A 53 N SER A 45 SHEET 4 B 7 MET A 104 LEU A 108 -1 O ILE A 106 N VAL A 52 SHEET 5 B 7 GLN A 81 ARG A 90 -1 N ALA A 86 O LYS A 107 SHEET 6 B 7 GLN A 64 LEU A 67 -1 N LEU A 67 O GLN A 81 SHEET 7 B 7 GLN A 30 ASN A 34 -1 N SER A 32 O ARG A 66 SHEET 1 C 2 ILE E 18 ASN E 24 0 SHEET 2 C 2 LEU E 29 TYR E 35 -1 O TYR E 35 N ILE E 18 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.04 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.06 SSBOND 3 CYS A 136 CYS A 201 1555 1555 2.05 SSBOND 4 CYS A 168 CYS A 182 1555 1555 2.06 SSBOND 5 CYS A 191 CYS A 220 1555 1555 2.07 SSBOND 6 CYS E 5 CYS E 55 1555 1555 2.02 SSBOND 7 CYS E 14 CYS E 38 1555 1555 2.04 SSBOND 8 CYS E 30 CYS E 51 1555 1555 2.05 LINK CA CA A 1 OE1 GLU A 70 1555 1555 2.36 LINK CA CA A 1 O ASN A 72 1555 1555 2.34 LINK CA CA A 1 O VAL A 75 1555 1555 2.31 LINK CA CA A 1 OE2 GLU A 77 1555 1555 2.54 LINK CA CA A 1 OE2 GLU A 80 1555 1555 2.32 LINK CA CA A 1 O HOH A 269 1555 1555 2.43 SITE 1 AC1 6 GLU A 70 ASN A 72 VAL A 75 GLU A 77 SITE 2 AC1 6 GLU A 80 HOH A 269 CRYST1 44.282 39.222 68.807 90.00 100.28 90.00 P 1 21 1 2 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 0.022583 0.000000 0.004097 0.00000 SCALE2 0.000000 0.025496 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014771 0.00000