HEADER SUGAR BINDING PROTEIN 23-OCT-14 4WR9 TITLE CRYSTAL STRUCTURE OF SURFACTANT PROTEIN-A DED MUTANT TITLE 2 (E171D/P175E/K203D) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PULMONARY SURFACTANT-ASSOCIATED PROTEIN A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: NECK AND CARBOHYDRATE RECOGNITION DOMAIN; COMPND 5 SYNONYM: SP-A; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: SFTPA1, SFTP-1, SFTP1, SFTPA; SOURCE 6 EXPRESSION_SYSTEM: TRICHOPLUSIA NI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7111; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PVL 1392 KEYWDS COLLECTIN, CARBOHYDRATE BINDING, LECTIN, LIPID BINDING, SUGAR BINDING KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.J.RYNKIEWICZ,H.WU,T.R.CAFARELLA,N.M.NIKOLAIDIS,J.F.HEAD,B.A.SEATON, AUTHOR 2 F.X.MCCORMACK REVDAT 4 27-SEP-23 4WR9 1 LINK REVDAT 3 11-DEC-19 4WR9 1 REMARK REVDAT 2 20-SEP-17 4WR9 1 REMARK REVDAT 1 10-FEB-16 4WR9 0 JRNL AUTH M.J.RYNKIEWICZ,H.WU,T.R.CAFARELLA,N.M.NIKOLAIDIS,J.F.HEAD, JRNL AUTH 2 B.A.SEATON,F.X.MCCORMACK JRNL TITL DIFFERENTIAL LIGAND BINDING SPECIFICITIES OF THE PULMONARY JRNL TITL 2 COLLECTINS ARE DETERMINED BY THE CONFORMATIONAL FREEDOM OF A JRNL TITL 3 SURFACE LOOP JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.30 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.65 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 3 NUMBER OF REFLECTIONS : 10619 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.169 REMARK 3 R VALUE (WORKING SET) : 0.165 REMARK 3 FREE R VALUE : 0.200 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.120 REMARK 3 FREE R VALUE TEST SET COUNT : 1075 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 14.6496 - 4.5608 1.00 1251 151 0.1461 0.1641 REMARK 3 2 4.5608 - 3.6383 0.99 1208 142 0.1423 0.1851 REMARK 3 3 3.6383 - 3.1838 0.99 1207 138 0.1635 0.2072 REMARK 3 4 3.1838 - 2.8951 0.99 1200 134 0.1780 0.2281 REMARK 3 5 2.8951 - 2.6890 0.99 1191 133 0.1889 0.2302 REMARK 3 6 2.6890 - 2.5313 0.97 1180 130 0.1964 0.2119 REMARK 3 7 2.5313 - 2.4051 0.97 1164 124 0.1998 0.2450 REMARK 3 8 2.4051 - 2.3008 0.94 1143 123 0.2303 0.2823 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.020 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.92 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.16 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 : 0.013 1191 REMARK 3 ANGLE : 0.759 1595 REMARK 3 CHIRALITY : 0.029 168 REMARK 3 PLANARITY : 0.004 213 REMARK 3 DIHEDRAL : 16.240 432 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND RESID 84:109 REMARK 3 ORIGIN FOR THE GROUP (A): 44.7021 32.9626 23.6666 REMARK 3 T TENSOR REMARK 3 T11: 0.3821 T22: 0.3406 REMARK 3 T33: 0.3150 T12: 0.0918 REMARK 3 T13: 0.0112 T23: 0.0608 REMARK 3 L TENSOR REMARK 3 L11: 2.7159 L22: 2.9966 REMARK 3 L33: 8.8418 L12: -0.0236 REMARK 3 L13: 0.7166 L23: 2.0484 REMARK 3 S TENSOR REMARK 3 S11: -0.0584 S12: 0.5694 S13: 0.1660 REMARK 3 S21: -0.6970 S22: -0.1895 S23: 0.3388 REMARK 3 S31: -0.6923 S32: -0.4614 S33: 0.2260 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN A AND RESID 110:228 REMARK 3 ORIGIN FOR THE GROUP (A): 71.7159 32.6954 40.2273 REMARK 3 T TENSOR REMARK 3 T11: 0.2128 T22: 0.3262 REMARK 3 T33: 0.2872 T12: 0.0059 REMARK 3 T13: -0.0346 T23: 0.0033 REMARK 3 L TENSOR REMARK 3 L11: 4.4695 L22: 2.9768 REMARK 3 L33: 3.6820 L12: 2.7042 REMARK 3 L13: 1.1129 L23: 0.4394 REMARK 3 S TENSOR REMARK 3 S11: 0.2212 S12: 0.0279 S13: -0.5853 REMARK 3 S21: 0.1958 S22: -0.0359 S23: -0.4525 REMARK 3 S31: 0.1536 S32: 0.5259 S33: -0.1862 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 4WR9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-14. REMARK 100 THE DEPOSITION ID IS D_1000204373. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-OCT-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU300 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10829 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 0.46500 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 3PAK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: THE CRYSTALS WERE GROWN IN HANGING REMARK 280 DROPS WITH 10 MM SODIUM CACODYLATE (PH 6.0), 80 MM CALCIUM REMARK 280 ACETATE, 0-10% GLYCEROL, AND 4-10% (W/V) PEG 20,000 AS THE REMARK 280 RESERVOIR. BEFORE FREEZING FOR X-RAY DATA COLLECTION, CRYSTALS REMARK 280 WERE SOAKED IN RESERVOIR SOLUTION OF 10 MM CALCIUM ACETATE REMARK 280 WITHOUT GLYCEROL, BUT WITH STEPWISE ADDITIONS OF 5, 10, AND 15% REMARK 280 2-METHYL-2,4-PENTANEDIOL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 290K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 22.31450 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 22.31450 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 22.31450 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 300 REMARK: BIOLOGICAL UNIT IS THE SAME AS ASYM. 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: 5330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -144.0 KCAL/MOL 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 BIOMT1 2 -0.500000 -0.866025 0.000000 97.19000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 48.59500 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 84.16901 REMARK 350 BIOMT3 3 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 ALA A 81 REMARK 465 TYR A 82 REMARK 465 LEU A 83 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 OE2 GLU A 152 O HOH A 468 2.15 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 GLN A 173 -74.64 -47.16 REMARK 500 SER A 187 -63.28 -109.19 REMARK 500 ASN A 190 52.69 -142.66 REMARK 500 GLN A 199 -125.32 73.37 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 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 171 OD1 REMARK 620 2 ASP A 171 OD2 52.4 REMARK 620 3 GLU A 175 OE2 119.1 69.9 REMARK 620 4 GLN A 199 O 155.1 144.2 74.5 REMARK 620 5 GLU A 202 O 92.9 142.0 147.5 73.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 303 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 175 OE1 REMARK 620 2 GLY A 200 O 103.6 REMARK 620 3 ASP A 203 OD1 89.1 83.6 REMARK 620 4 ASP A 203 OD2 131.8 96.1 49.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 195 OE1 REMARK 620 2 ARG A 197 O 86.7 REMARK 620 3 GLU A 202 OE1 145.0 61.1 REMARK 620 4 ASN A 214 OD1 73.4 160.0 138.4 REMARK 620 5 ASP A 215 O 125.7 110.2 61.8 83.1 REMARK 620 6 ASP A 215 OD1 69.9 68.5 84.8 104.4 69.8 REMARK 620 7 HOH A 408 O 79.4 91.1 112.1 84.4 146.5 143.6 REMARK 620 8 HOH A 435 O 143.7 112.8 68.0 84.1 77.7 144.9 70.2 REMARK 620 N 1 2 3 4 5 6 7 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4WRC RELATED DB: PDB REMARK 900 RELATED ID: 4WRE RELATED DB: PDB REMARK 900 RELATED ID: 4WRF RELATED DB: PDB DBREF 4WR9 A 81 228 UNP P08427 SFTPA_RAT 101 248 SEQADV 4WR9 ASP A 171 UNP P08427 GLU 191 ENGINEERED MUTATION SEQADV 4WR9 GLU A 175 UNP P08427 PRO 195 ENGINEERED MUTATION SEQADV 4WR9 SER A 187 UNP P08427 ASN 207 ENGINEERED MUTATION SEQADV 4WR9 ASP A 203 UNP P08427 LYS 223 ENGINEERED MUTATION SEQRES 1 A 148 ALA TYR LEU ASP GLU GLU LEU GLN THR GLU LEU TYR GLU SEQRES 2 A 148 ILE LYS HIS GLN ILE LEU GLN THR MET GLY VAL LEU SER SEQRES 3 A 148 LEU GLN GLY SER MET LEU SER VAL GLY ASP LYS VAL PHE SEQRES 4 A 148 SER THR ASN GLY GLN SER VAL ASN PHE ASP THR ILE LYS SEQRES 5 A 148 GLU MET CYS THR ARG ALA GLY GLY ASN ILE ALA VAL PRO SEQRES 6 A 148 ARG THR PRO GLU GLU ASN GLU ALA ILE ALA SER ILE ALA SEQRES 7 A 148 LYS LYS TYR ASN ASN TYR VAL TYR LEU GLY MET ILE ASP SEQRES 8 A 148 ASP GLN THR GLU GLY ASP PHE HIS TYR LEU ASP GLY ALA SEQRES 9 A 148 SER VAL SER TYR THR ASN TRP TYR PRO GLY GLU PRO ARG SEQRES 10 A 148 GLY GLN GLY LYS GLU ASP CYS VAL GLU MET TYR THR ASP SEQRES 11 A 148 GLY THR TRP ASN ASP ARG GLY CYS LEU GLN TYR ARG LEU SEQRES 12 A 148 ALA VAL CYS GLU PHE HET CA A 301 1 HET CA A 302 1 HET CA A 303 1 HETNAM CA CALCIUM ION FORMUL 2 CA 3(CA 2+) FORMUL 5 HOH *73(H2 O) HELIX 1 AA1 GLU A 85 GLN A 108 1 24 HELIX 2 AA2 ASN A 127 ALA A 138 1 12 HELIX 3 AA3 THR A 147 ASN A 162 1 16 HELIX 4 AA4 GLY A 198 GLU A 202 5 5 SHEET 1 AA1 4 LEU A 112 VAL A 114 0 SHEET 2 AA1 4 LYS A 117 VAL A 126 -1 O LYS A 117 N VAL A 114 SHEET 3 AA1 4 ARG A 222 PHE A 228 -1 O CYS A 226 N SER A 120 SHEET 4 AA1 4 ASN A 141 ILE A 142 -1 N ASN A 141 O GLU A 227 SHEET 1 AA2 4 HIS A 179 TYR A 180 0 SHEET 2 AA2 4 VAL A 165 ILE A 170 -1 N ILE A 170 O HIS A 179 SHEET 3 AA2 4 CYS A 204 MET A 207 -1 O VAL A 205 N LEU A 167 SHEET 4 AA2 4 TRP A 213 ARG A 216 -1 O ASN A 214 N GLU A 206 SSBOND 1 CYS A 135 CYS A 226 1555 1555 2.03 SSBOND 2 CYS A 204 CYS A 218 1555 1555 2.04 LINK OD1 ASP A 171 CA CA A 302 1555 1555 2.47 LINK OD2 ASP A 171 CA CA A 302 1555 1555 2.46 LINK OE2 GLU A 175 CA CA A 302 1555 1555 3.07 LINK OE1 GLU A 175 CA CA A 303 1555 1555 3.10 LINK OE1 GLU A 195 CA CA A 301 1555 1555 2.49 LINK O ARG A 197 CA CA A 301 1555 1555 3.06 LINK O GLN A 199 CA CA A 302 1555 1555 2.56 LINK O GLY A 200 CA CA A 303 1555 1555 2.63 LINK OE1 GLU A 202 CA CA A 301 1555 1555 3.09 LINK O GLU A 202 CA CA A 302 1555 1555 2.37 LINK OD1 ASP A 203 CA CA A 303 1555 1555 2.33 LINK OD2 ASP A 203 CA CA A 303 1555 1555 2.80 LINK OD1 ASN A 214 CA CA A 301 1555 1555 2.28 LINK O ASP A 215 CA CA A 301 1555 1555 2.54 LINK OD1 ASP A 215 CA CA A 301 1555 1555 2.27 LINK CA CA A 301 O HOH A 408 1555 1555 2.40 LINK CA CA A 301 O HOH A 435 1555 1555 2.37 CISPEP 1 GLU A 195 PRO A 196 0 -0.20 SITE 1 AC1 7 GLU A 195 ARG A 197 GLU A 202 ASN A 214 SITE 2 AC1 7 ASP A 215 HOH A 408 HOH A 435 SITE 1 AC2 5 ASP A 171 GLU A 175 GLN A 199 GLU A 202 SITE 2 AC2 5 ASP A 203 SITE 1 AC3 3 GLU A 175 GLY A 200 ASP A 203 CRYST1 97.190 97.190 44.629 90.00 90.00 120.00 P 63 6 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 0.010289 0.005940 0.000000 0.00000 SCALE2 0.000000 0.011881 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022407 0.00000