HEADER IMMUNE SYSTEM 05-JUN-03 1PK6 TITLE GLOBULAR HEAD OF THE COMPLEMENT SYSTEM PROTEIN C1Q COMPND MOL_ID: 1; COMPND 2 MOLECULE: COMPLEMENT C1Q SUBCOMPONENT, A CHAIN PRECURSOR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: C1Q; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: COMPLEMENT C1Q SUBCOMPONENT, B CHAIN PRECURSOR; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: C1Q; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: COMPLEMENT C1Q SUBCOMPONENT, C CHAIN PRECURSOR; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: C1Q SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 OTHER_DETAILS: SERUM; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606; SOURCE 10 OTHER_DETAILS: SERUM; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 OTHER_DETAILS: SERUM KEYWDS COMPLEMENT SYSTEM, C1Q, IMMUNOLOGY, JELLYROLL, IGG, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR C.GABORIAUD,J.JUANHUIX,A.GRUEZ,M.LACROIX,C.DARNAULT,D.PIGNOL, AUTHOR 2 D.VERGER,J.C.FONTECILLA-CAMPS,G.J.ARLAUD REVDAT 5 16-AUG-23 1PK6 1 REMARK LINK REVDAT 4 31-JAN-18 1PK6 1 REMARK REVDAT 3 24-FEB-09 1PK6 1 VERSN REVDAT 2 09-DEC-03 1PK6 1 JRNL REVDAT 1 21-OCT-03 1PK6 0 JRNL AUTH C.GABORIAUD,J.JUANHUIX,A.GRUEZ,M.LACROIX,C.DARNAULT, JRNL AUTH 2 D.PIGNOL,D.VERGER,J.C.FONTECILLA-CAMPS,G.J.ARLAUD JRNL TITL THE CRYSTAL STRUCTURE OF THE GLOBULAR HEAD OF COMPLEMENT JRNL TITL 2 PROTEIN C1Q PROVIDES A BASIS FOR ITS VERSATILE RECOGNITION JRNL TITL 3 PROPERTIES. JRNL REF J.BIOL.CHEM. V. 278 46974 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12960167 JRNL DOI 10.1074/JBC.M307764200 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.40 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 85.1 REMARK 3 NUMBER OF REFLECTIONS : 21245 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) : 0.201 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1074 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 413 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2780 REMARK 3 BIN FREE R VALUE SET COUNT : 19 REMARK 3 BIN FREE R VALUE : 0.2750 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3115 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 198 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.88 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : -0.02000 REMARK 3 B33 (A**2) : 0.04000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.03000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.250 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.186 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.141 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.396 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.950 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.932 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3158 ; 0.010 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 2767 ; 0.004 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4290 ; 1.321 ; 1.935 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6428 ; 2.611 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 391 ; 5.060 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 476 ; 0.076 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3555 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 681 ; 0.003 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 537 ; 0.189 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 3348 ; 0.274 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1798 ; 0.105 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 188 ; 0.144 ; 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): 22 ; 0.170 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 66 ; 0.338 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 10 ; 0.181 ; 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): 1956 ; 0.960 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3163 ; 1.823 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1202 ; 1.925 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1127 ; 3.428 ; 4.500 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): 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 : 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 : 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 RIDING REMARK 3 POSITIONS. RESIDUES A90, A92, A160, B92, B93, B108, B109, B150, REMARK 3 B163, B165, C89 HAVE DIFFUSE LATERAL CHAINS REMARK 4 REMARK 4 1PK6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUN-03. REMARK 100 THE DEPOSITION ID IS D_1000019383. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-JAN-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26090 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 25.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 4.730 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.86 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.98 REMARK 200 COMPLETENESS FOR SHELL (%) : 67.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.10 REMARK 200 R MERGE FOR SHELL (I) : 0.23000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB: 1GR3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, CACL2, B-MERCAPTOETHANOL, REMARK 280 AGAROSE, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 20K, REMARK 280 TEMPERATURE 293.0K 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 40.09100 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.61100 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 40.09100 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.61100 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 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: 5820 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 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 GLN A 90 CG CD OE1 NE2 REMARK 480 ARG A 92 CG CD NE CZ NH1 NH2 REMARK 480 GLN A 160 CG CD OE1 NE2 REMARK 480 THR B 92 OG1 CG2 REMARK 480 GLN B 93 CG CD OE1 NE2 REMARK 480 ARG B 108 CB CG CD NE CZ NH1 NH2 REMARK 480 ARG B 109 CG CD NE CZ NH1 NH2 REMARK 480 SER B 149 OG REMARK 480 ARG B 150 CG CD NE CZ NH1 NH2 REMARK 480 ARG B 163 CG CD NE CZ NH1 NH2 REMARK 480 GLN B 165 CG CD OE1 NE2 REMARK 480 LYS C 89 CG 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 ARG A 100 -65.84 -150.04 REMARK 500 ASN A 117 63.13 -160.18 REMARK 500 GLU A 120 50.25 37.15 REMARK 500 TRP A 147 -92.61 -127.61 REMARK 500 SER A 164 -154.54 -142.02 REMARK 500 ASN B 121 56.52 -159.05 REMARK 500 ASN B 124 52.45 33.24 REMARK 500 ARG B 161 -89.91 -102.49 REMARK 500 THR B 200 -161.97 -126.56 REMARK 500 ALA B 211 75.02 -168.37 REMARK 500 THR C 100 147.75 -170.19 REMARK 500 ASN C 118 59.18 -171.62 REMARK 500 LYS C 170 -33.85 66.91 REMARK 500 ASN C 194 -133.92 -108.55 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 B 1 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 177 OE1 REMARK 620 2 ASP B 172 OD2 93.9 REMARK 620 3 TYR B 173 O 86.7 93.8 REMARK 620 4 GLN B 179 OE1 171.2 78.3 89.8 REMARK 620 5 HOH B 244 O 89.8 175.1 83.1 97.8 REMARK 620 6 HOH C 272 O 100.4 101.7 162.4 85.3 80.8 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 B 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GPZ RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF THE ZYMOGEN CATALYTIC DOMAIN OF COMPLEMENT REMARK 900 PROTEASE C1R REMARK 900 RELATED ID: 1ELV RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN COMPLEMENT C1S REMARK 900 PROTEASE REMARK 900 RELATED ID: 1NZI RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE CUB1-EGF INTERACTION DOMAIN OF COMPLEMENT REMARK 900 PROTEASE C1S DBREF 1PK6 A 90 222 UNP P02745 C1QA_HUMAN 112 244 DBREF 1PK6 B 92 223 UNP P02746 C1QB_HUMAN 117 248 DBREF 1PK6 C 89 217 UNP P02747 C1QC_HUMAN 117 245 SEQRES 1 A 133 GLN PRO ARG PRO ALA PHE SER ALA ILE ARG ARG ASN PRO SEQRES 2 A 133 PRO MET GLY GLY ASN VAL VAL ILE PHE ASP THR VAL ILE SEQRES 3 A 133 THR ASN GLN GLU GLU PRO TYR GLN ASN HIS SER GLY ARG SEQRES 4 A 133 PHE VAL CYS THR VAL PRO GLY TYR TYR TYR PHE THR PHE SEQRES 5 A 133 GLN VAL LEU SER GLN TRP GLU ILE CYS LEU SER ILE VAL SEQRES 6 A 133 SER SER SER ARG GLY GLN VAL ARG ARG SER LEU GLY PHE SEQRES 7 A 133 CYS ASP THR THR ASN LYS GLY LEU PHE GLN VAL VAL SER SEQRES 8 A 133 GLY GLY MET VAL LEU GLN LEU GLN GLN GLY ASP GLN VAL SEQRES 9 A 133 TRP VAL GLU LYS ASP PRO LYS LYS GLY HIS ILE TYR GLN SEQRES 10 A 133 GLY SER GLU ALA ASP SER VAL PHE SER GLY PHE LEU ILE SEQRES 11 A 133 PHE PRO SER SEQRES 1 B 132 THR GLN LYS ILE ALA PHE SER ALA THR ARG THR ILE ASN SEQRES 2 B 132 VAL PRO LEU ARG ARG ASP GLN THR ILE ARG PHE ASP HIS SEQRES 3 B 132 VAL ILE THR ASN MET ASN ASN ASN TYR GLU PRO ARG SER SEQRES 4 B 132 GLY LYS PHE THR CYS LYS VAL PRO GLY LEU TYR TYR PHE SEQRES 5 B 132 THR TYR HIS ALA SER SER ARG GLY ASN LEU CYS VAL ASN SEQRES 6 B 132 LEU MET ARG GLY ARG GLU ARG ALA GLN LYS VAL VAL THR SEQRES 7 B 132 PHE CYS ASP TYR ALA TYR ASN THR PHE GLN VAL THR THR SEQRES 8 B 132 GLY GLY MET VAL LEU LYS LEU GLU GLN GLY GLU ASN VAL SEQRES 9 B 132 PHE LEU GLN ALA THR ASP LYS ASN SER LEU LEU GLY MET SEQRES 10 B 132 GLU GLY ALA ASN SER ILE PHE SER GLY PHE LEU LEU PHE SEQRES 11 B 132 PRO ASP SEQRES 1 C 129 LYS PHE GLN SER VAL PHE THR VAL THR ARG GLN THR HIS SEQRES 2 C 129 GLN PRO PRO ALA PRO ASN SER LEU ILE ARG PHE ASN ALA SEQRES 3 C 129 VAL LEU THR ASN PRO GLN GLY ASP TYR ASP THR SER THR SEQRES 4 C 129 GLY LYS PHE THR CYS LYS VAL PRO GLY LEU TYR TYR PHE SEQRES 5 C 129 VAL TYR HIS ALA SER HIS THR ALA ASN LEU CYS VAL LEU SEQRES 6 C 129 LEU TYR ARG SER GLY VAL LYS VAL VAL THR PHE CYS GLY SEQRES 7 C 129 HIS THR SER LYS THR ASN GLN VAL ASN SER GLY GLY VAL SEQRES 8 C 129 LEU LEU ARG LEU GLN VAL GLY GLU GLU VAL TRP LEU ALA SEQRES 9 C 129 VAL ASN ASP TYR TYR ASP MET VAL GLY ILE GLN GLY SER SEQRES 10 C 129 ASP SER VAL PHE SER GLY PHE LEU LEU PHE PRO ASP HET CA B 1 1 HETNAM CA CALCIUM ION FORMUL 4 CA CA 2+ FORMUL 5 HOH *198(H2 O) SHEET 1 A 5 THR A 113 GLN A 118 0 SHEET 2 A 5 ALA A 94 ILE A 98 -1 N ILE A 98 O THR A 113 SHEET 3 A 5 VAL A 213 PRO A 221 -1 O GLY A 216 N PHE A 95 SHEET 4 A 5 GLY A 135 SER A 145 -1 N TYR A 136 O ILE A 219 SHEET 5 A 5 GLN A 177 LEU A 187 -1 O LEU A 187 N GLY A 135 SHEET 1 B 4 VAL A 108 VAL A 109 0 SHEET 2 B 4 GLN A 192 GLY A 202 -1 O VAL A 195 N VAL A 109 SHEET 3 B 4 ILE A 149 SER A 157 -1 N VAL A 154 O TRP A 194 SHEET 4 B 4 GLN A 160 ARG A 162 -1 O ARG A 162 N SER A 155 SHEET 1 C 4 PHE A 129 VAL A 130 0 SHEET 2 C 4 GLN A 192 GLY A 202 -1 O VAL A 193 N PHE A 129 SHEET 3 C 4 ILE A 149 SER A 157 -1 N VAL A 154 O TRP A 194 SHEET 4 C 4 GLY A 166 ASP A 169 -1 O PHE A 167 N LEU A 151 SHEET 1 D 5 HIS B 117 MET B 122 0 SHEET 2 D 5 ALA B 96 THR B 100 -1 N SER B 98 O ILE B 119 SHEET 3 D 5 SER B 213 PRO B 222 -1 O PHE B 215 N ALA B 99 SHEET 4 D 5 GLY B 139 SER B 149 -1 N LEU B 140 O LEU B 220 SHEET 5 D 5 GLN B 179 LEU B 189 -1 O LEU B 189 N GLY B 139 SHEET 1 E 4 LYS B 132 THR B 134 0 SHEET 2 E 4 ASN B 194 ASN B 203 -1 O VAL B 195 N PHE B 133 SHEET 3 E 4 LEU B 153 GLY B 160 -1 N GLY B 160 O ASN B 194 SHEET 4 E 4 ALA B 164 ASP B 172 -1 O GLN B 165 N ARG B 159 SHEET 1 F 5 ALA C 114 THR C 117 0 SHEET 2 F 5 VAL C 93 THR C 97 -1 N THR C 97 O ALA C 114 SHEET 3 F 5 VAL C 208 PRO C 216 -1 O PHE C 209 N VAL C 96 SHEET 4 F 5 GLY C 136 HIS C 146 -1 N LEU C 137 O LEU C 214 SHEET 5 F 5 GLN C 173 LEU C 183 -1 O ASN C 175 N ALA C 144 SHEET 1 G 5 TYR C 123 ASP C 124 0 SHEET 2 G 5 LYS C 129 THR C 131 -1 O LYS C 129 N ASP C 124 SHEET 3 G 5 GLU C 188 TYR C 197 -1 O VAL C 189 N PHE C 130 SHEET 4 G 5 LEU C 150 ARG C 156 -1 N TYR C 155 O TRP C 190 SHEET 5 G 5 VAL C 159 GLY C 166 -1 O VAL C 161 N LEU C 154 SSBOND 1 CYS A 150 CYS A 168 1555 1555 2.04 SSBOND 2 CYS B 154 CYS B 171 1555 1555 2.04 SSBOND 3 CYS C 151 CYS C 165 1555 1555 2.05 LINK OE1 GLN A 177 CA CA B 1 1555 1555 2.46 LINK CA CA B 1 OD2 ASP B 172 1555 1555 2.41 LINK CA CA B 1 O TYR B 173 1555 1555 2.50 LINK CA CA B 1 OE1 GLN B 179 1555 1555 2.36 LINK CA CA B 1 O HOH B 244 1555 1555 2.59 LINK CA CA B 1 O HOH C 272 1555 1555 2.65 SITE 1 AC1 6 GLN A 177 ASP B 172 TYR B 173 GLN B 179 SITE 2 AC1 6 HOH B 244 HOH C 272 CRYST1 80.182 53.222 90.880 90.00 112.32 90.00 C 1 2 1 4 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 0.012472 0.000000 0.005120 0.00000 SCALE2 0.000000 0.018789 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011895 0.00000