HEADER IMMUNE SYSTEM 19-MAY-06 2H2R TITLE CRYSTAL STRUCTURE OF THE HUMAN CD23 LECTIN DOMAIN, APO FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: LOW AFFINITY IMMUNOGLOBULIN EPSILON FC RECEPTOR (LYMPHOCYTE COMPND 3 IGE RECEPTOR) (FC-EPSILON-RII)(IMMUNOGLOBULIN E-BINDING FACTOR) (CD23 COMPND 4 ANTIGEN); COMPND 5 CHAIN: A, B; COMPND 6 FRAGMENT: LECTIN DOMAIN; COMPND 7 ENGINEERED: YES; COMPND 8 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: FCER2; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: SF+; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: RECOMBINANT BACULOVIRUS; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PBACGUS-3 KEYWDS C-TYPE LECTIN, APO FORM, LECTIN DOMAIN, LOW AFFINITY IGE RECEPTOR, KEYWDS 2 IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR B.A.WURZBURG REVDAT 5 30-AUG-23 2H2R 1 REMARK REVDAT 4 20-OCT-21 2H2R 1 SEQADV REVDAT 3 18-OCT-17 2H2R 1 REMARK REVDAT 2 24-FEB-09 2H2R 1 VERSN REVDAT 1 20-JUN-06 2H2R 0 JRNL AUTH B.A.WURZBURG,S.S.TARCHEVSKAYA,T.S.JARDETZKY JRNL TITL STRUCTURAL CHANGES IN THE LECTIN DOMAIN OF CD23, THE JRNL TITL 2 LOW-AFFINITY IGE RECEPTOR, UPON CALCIUM BINDING. JRNL REF STRUCTURE V. 14 1049 2006 JRNL REFN ISSN 0969-2126 JRNL PMID 16765898 JRNL DOI 10.1016/J.STR.2006.03.017 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 59.87 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 51219 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : THIN SHELLS REMARK 3 R VALUE (WORKING + TEST SET) : 0.126 REMARK 3 R VALUE (WORKING SET) : 0.124 REMARK 3 FREE R VALUE : 0.165 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2727 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) : 1.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3808 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.1190 REMARK 3 BIN FREE R VALUE SET COUNT : 149 REMARK 3 BIN FREE R VALUE : 0.2170 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2167 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 360 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.55 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.71000 REMARK 3 B22 (A**2) : 0.24000 REMARK 3 B33 (A**2) : -0.08000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.46000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.057 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.056 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.035 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.011 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.980 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.969 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2274 ; 0.021 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 1918 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3094 ; 1.449 ; 1.910 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4475 ; 0.768 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 277 ; 6.771 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 115 ;33.505 ;23.217 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 368 ;13.568 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;12.903 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 304 ; 0.110 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2570 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 510 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 439 ; 0.221 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2041 ; 0.222 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1097 ; 0.193 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1288 ; 0.094 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 252 ; 0.183 ; 0.200 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): 15 ; 0.182 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 101 ; 0.269 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 34 ; 0.219 ; 0.200 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): 1685 ; 6.330 ; 3.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 557 ; 3.966 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2173 ; 7.010 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1131 ; 7.468 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 916 ; 9.247 ; 4.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 5327 ; 4.669 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 360 ;22.320 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 4113 ; 8.995 ; 3.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2H2R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1000037856. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-AUG-03 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 6.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 5ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97895 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53947 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05100 REMARK 200 FOR THE DATA SET : 18.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.66 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 7.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.28100 REMARK 200 FOR SHELL : 6.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: A MODIFIED VERSION OF PDB ENTRY 1DV8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.2 M SODIUM MONOBASIC PHOSPHATE, 0.8 REMARK 280 M POTASSIUM DIBASIC PHOSPHATE, 0.1 M CAPS BUFFER PH 10.5, AND REMARK 280 0.2 M LITHIUM SULFATE; FINAL PH 6.2 , VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 56.17700 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.33350 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 56.17700 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 25.33350 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 300 ACCORDING TO AUTHORS, INTACT HUMAN CD23 IS THOUGHT REMARK 300 TO FORM A TRIMER, HOWEVER, THE EXACT RELATIONSHIP REMARK 300 OF THE LECTIN DOMAINS IN THE MULTIMER IS NOT CURRENTLY REMARK 300 KNOWN 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, 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 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 SER A 147 REMARK 465 PRO A 148 REMARK 465 GLY A 149 REMARK 465 MET A 150 REMARK 465 GLU A 151 REMARK 465 LEU A 152 REMARK 465 GLN A 153 REMARK 465 VAL A 154 REMARK 465 SER A 155 REMARK 465 SER A 156 REMARK 465 GLY A 157 REMARK 465 SER A 293 REMARK 465 GLU A 294 REMARK 465 GLY A 295 REMARK 465 SER A 296 REMARK 465 ALA A 297 REMARK 465 GLU A 298 REMARK 465 SER A 299 REMARK 465 MET A 300 REMARK 465 GLY A 301 REMARK 465 PRO A 302 REMARK 465 ASP A 303 REMARK 465 SER A 304 REMARK 465 ARG A 305 REMARK 465 PRO A 306 REMARK 465 ASP A 307 REMARK 465 PRO A 308 REMARK 465 ASP A 309 REMARK 465 GLY A 310 REMARK 465 ARG A 311 REMARK 465 LEU A 312 REMARK 465 PRO A 313 REMARK 465 THR A 314 REMARK 465 PRO A 315 REMARK 465 SER A 316 REMARK 465 ALA A 317 REMARK 465 PRO A 318 REMARK 465 LEU A 319 REMARK 465 HIS A 320 REMARK 465 SER A 321 REMARK 465 SER B 147 REMARK 465 PRO B 148 REMARK 465 GLY B 149 REMARK 465 MET B 150 REMARK 465 GLU B 151 REMARK 465 LEU B 152 REMARK 465 GLN B 153 REMARK 465 VAL B 154 REMARK 465 SER B 155 REMARK 465 SER B 156 REMARK 465 GLY B 157 REMARK 465 ALA B 292 REMARK 465 SER B 293 REMARK 465 GLU B 294 REMARK 465 GLY B 295 REMARK 465 SER B 296 REMARK 465 ALA B 297 REMARK 465 GLU B 298 REMARK 465 SER B 299 REMARK 465 MET B 300 REMARK 465 GLY B 301 REMARK 465 PRO B 302 REMARK 465 ASP B 303 REMARK 465 SER B 304 REMARK 465 ARG B 305 REMARK 465 PRO B 306 REMARK 465 ASP B 307 REMARK 465 PRO B 308 REMARK 465 ASP B 309 REMARK 465 GLY B 310 REMARK 465 ARG B 311 REMARK 465 LEU B 312 REMARK 465 PRO B 313 REMARK 465 THR B 314 REMARK 465 PRO B 315 REMARK 465 SER B 316 REMARK 465 ALA B 317 REMARK 465 PRO B 318 REMARK 465 LEU B 319 REMARK 465 HIS B 320 REMARK 465 SER B 321 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 GLY A 230 O HOH A 492 2.04 REMARK 500 O HOH B 363 O HOH B 481 2.13 REMARK 500 OD2 ASP B 227 O HOH B 478 2.13 REMARK 500 OG SER B 252 O HOH B 440 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 NH1 ARG A 188 OE1 GLU B 257 2657 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 224 CB ARG A 224 CG -0.222 REMARK 500 TRP A 280 CE3 TRP A 280 CZ3 -0.145 REMARK 500 TRP A 280 CZ3 TRP A 280 CH2 0.140 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 ASP A 192 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 267 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG B 213 NE - CZ - NH1 ANGL. DEV. = 3.1 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 ASN A 161 16.70 -142.36 REMARK 500 LYS A 166 -6.33 83.64 REMARK 500 GLN A 171 -125.13 54.38 REMARK 500 SER A 256 -36.70 -160.12 REMARK 500 ASN B 161 16.08 -144.52 REMARK 500 LYS B 166 -5.75 82.61 REMARK 500 GLN B 171 -131.11 55.39 REMARK 500 ASP B 241 -71.80 -111.98 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2H2T RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CD23 LECTIN DOMAIN WITH BOUND REMARK 900 CALCIUM ION REMARK 900 RELATED ID: 1T8D RELATED DB: PDB REMARK 900 NMR STRUCTURE OF THE HUMAN CD23 LECTIN DOMAIN, DER P I FRAGMENT REMARK 900 RELATED ID: 1T8C RELATED DB: PDB REMARK 900 NMR STRUCTURE OF THE HUMAN CD23 LECTIN DOMAIN, DER P I FRAGMENT REMARK 900 RELATED ID: 1KJE RELATED DB: PDB REMARK 900 MODEL OF THE HUMAN CD23 LECTIN DOMAIN REMARK 900 RELATED ID: 1HLI RELATED DB: PDB REMARK 900 MODEL OF THE HUMAN CD23 LECTIN DOMAIN REMARK 900 RELATED ID: 1HLJ RELATED DB: PDB REMARK 900 MODEL OF THE HUMAN CD23 LECTIN DOMAIN DBREF 2H2R A 150 321 UNP P06734 FCER2_HUMAN 150 321 DBREF 2H2R B 150 321 UNP P06734 FCER2_HUMAN 150 321 SEQADV 2H2R SER A 147 UNP P06734 CLONING ARTIFACT SEQADV 2H2R PRO A 148 UNP P06734 CLONING ARTIFACT SEQADV 2H2R GLY A 149 UNP P06734 CLONING ARTIFACT SEQADV 2H2R ARG A 213 UNP P06734 HIS 213 ENGINEERED MUTATION SEQADV 2H2R SER A 256 UNP P06734 GLY 256 ENGINEERED MUTATION SEQADV 2H2R SER B 147 UNP P06734 CLONING ARTIFACT SEQADV 2H2R PRO B 148 UNP P06734 CLONING ARTIFACT SEQADV 2H2R GLY B 149 UNP P06734 CLONING ARTIFACT SEQADV 2H2R ARG B 213 UNP P06734 HIS 213 ENGINEERED MUTATION SEQADV 2H2R SER B 256 UNP P06734 GLY 256 ENGINEERED MUTATION SEQRES 1 A 175 SER PRO GLY MET GLU LEU GLN VAL SER SER GLY PHE VAL SEQRES 2 A 175 CYS ASN THR CYS PRO GLU LYS TRP ILE ASN PHE GLN ARG SEQRES 3 A 175 LYS CYS TYR TYR PHE GLY LYS GLY THR LYS GLN TRP VAL SEQRES 4 A 175 HIS ALA ARG TYR ALA CYS ASP ASP MET GLU GLY GLN LEU SEQRES 5 A 175 VAL SER ILE HIS SER PRO GLU GLU GLN ASP PHE LEU THR SEQRES 6 A 175 LYS ARG ALA SER HIS THR GLY SER TRP ILE GLY LEU ARG SEQRES 7 A 175 ASN LEU ASP LEU LYS GLY GLU PHE ILE TRP VAL ASP GLY SEQRES 8 A 175 SER HIS VAL ASP TYR SER ASN TRP ALA PRO GLY GLU PRO SEQRES 9 A 175 THR SER ARG SER GLN SER GLU ASP CYS VAL MET MET ARG SEQRES 10 A 175 GLY SER GLY ARG TRP ASN ASP ALA PHE CYS ASP ARG LYS SEQRES 11 A 175 LEU GLY ALA TRP VAL CYS ASP ARG LEU ALA THR CYS THR SEQRES 12 A 175 PRO PRO ALA SER GLU GLY SER ALA GLU SER MET GLY PRO SEQRES 13 A 175 ASP SER ARG PRO ASP PRO ASP GLY ARG LEU PRO THR PRO SEQRES 14 A 175 SER ALA PRO LEU HIS SER SEQRES 1 B 175 SER PRO GLY MET GLU LEU GLN VAL SER SER GLY PHE VAL SEQRES 2 B 175 CYS ASN THR CYS PRO GLU LYS TRP ILE ASN PHE GLN ARG SEQRES 3 B 175 LYS CYS TYR TYR PHE GLY LYS GLY THR LYS GLN TRP VAL SEQRES 4 B 175 HIS ALA ARG TYR ALA CYS ASP ASP MET GLU GLY GLN LEU SEQRES 5 B 175 VAL SER ILE HIS SER PRO GLU GLU GLN ASP PHE LEU THR SEQRES 6 B 175 LYS ARG ALA SER HIS THR GLY SER TRP ILE GLY LEU ARG SEQRES 7 B 175 ASN LEU ASP LEU LYS GLY GLU PHE ILE TRP VAL ASP GLY SEQRES 8 B 175 SER HIS VAL ASP TYR SER ASN TRP ALA PRO GLY GLU PRO SEQRES 9 B 175 THR SER ARG SER GLN SER GLU ASP CYS VAL MET MET ARG SEQRES 10 B 175 GLY SER GLY ARG TRP ASN ASP ALA PHE CYS ASP ARG LYS SEQRES 11 B 175 LEU GLY ALA TRP VAL CYS ASP ARG LEU ALA THR CYS THR SEQRES 12 B 175 PRO PRO ALA SER GLU GLY SER ALA GLU SER MET GLY PRO SEQRES 13 B 175 ASP SER ARG PRO ASP PRO ASP GLY ARG LEU PRO THR PRO SEQRES 14 B 175 SER ALA PRO LEU HIS SER FORMUL 3 HOH *360(H2 O) HELIX 1 1 GLN A 183 MET A 194 1 12 HELIX 2 2 SER A 203 LYS A 212 1 10 HELIX 3 3 GLN B 183 MET B 194 1 12 HELIX 4 4 SER B 203 ALA B 214 1 12 SHEET 1 A 2 VAL A 159 THR A 162 0 SHEET 2 A 2 THR A 287 THR A 289 -1 O THR A 289 N VAL A 159 SHEET 1 B 4 ILE A 168 PHE A 170 0 SHEET 2 B 4 LYS A 173 LYS A 182 -1 O TYR A 175 N ILE A 168 SHEET 3 B 4 LEU A 277 LEU A 285 -1 O ARG A 284 N CYS A 174 SHEET 4 B 4 GLN A 197 LEU A 198 -1 N GLN A 197 O ASP A 283 SHEET 1 C 4 PHE A 232 TRP A 234 0 SHEET 2 C 4 SER A 219 LEU A 226 -1 N ARG A 224 O ILE A 233 SHEET 3 C 4 GLU A 257 MET A 262 -1 O MET A 262 N SER A 219 SHEET 4 C 4 TRP A 268 ALA A 271 -1 O ASN A 269 N MET A 261 SHEET 1 D 2 VAL B 159 THR B 162 0 SHEET 2 D 2 THR B 287 THR B 289 -1 O THR B 289 N VAL B 159 SHEET 1 E 5 ILE B 168 PHE B 170 0 SHEET 2 E 5 LYS B 173 LYS B 182 -1 O TYR B 175 N ILE B 168 SHEET 3 E 5 LEU B 277 LEU B 285 -1 O ARG B 284 N CYS B 174 SHEET 4 E 5 SER B 219 LEU B 226 1 N TRP B 220 O ALA B 279 SHEET 5 E 5 PHE B 232 TRP B 234 -1 O ILE B 233 N ARG B 224 SHEET 1 F 5 GLN B 197 LEU B 198 0 SHEET 2 F 5 LEU B 277 LEU B 285 -1 O ASP B 283 N GLN B 197 SHEET 3 F 5 SER B 219 LEU B 226 1 N TRP B 220 O ALA B 279 SHEET 4 F 5 GLU B 257 MET B 262 -1 O MET B 262 N SER B 219 SHEET 5 F 5 TRP B 268 PHE B 272 -1 O ASN B 269 N MET B 261 SSBOND 1 CYS A 160 CYS A 288 1555 1555 2.07 SSBOND 2 CYS A 163 CYS A 174 1555 1555 2.08 SSBOND 3 CYS A 191 CYS A 282 1555 1555 2.04 SSBOND 4 CYS A 259 CYS A 273 1555 1555 2.07 SSBOND 5 CYS B 160 CYS B 288 1555 1555 2.06 SSBOND 6 CYS B 163 CYS B 174 1555 1555 2.06 SSBOND 7 CYS B 191 CYS B 282 1555 1555 2.05 SSBOND 8 CYS B 259 CYS B 273 1555 1555 2.05 CISPEP 1 GLU A 249 PRO A 250 0 -2.53 CISPEP 2 GLU B 249 PRO B 250 0 1.10 CRYST1 112.354 50.667 75.061 90.00 127.09 90.00 C 1 2 1 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 0.008900 0.000000 0.006728 0.00000 SCALE2 0.000000 0.019737 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016700 0.00000