HEADER IMMUNE SYSTEM/INHIBITOR 21-SEP-96 1CFA TITLE SOLUTION STRUCTURE OF A SEMI-SYNTHETIC C5A RECEPTOR ANTAGONIST AT PH TITLE 2 5.2, 303K, NMR, 20 STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: COMPLEMENT 5A SEMI-SYNTHETIC ANTAGONIST; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1 - 71; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: SYNTHETIC N-TERMINAL TAIL; COMPND 9 CHAIN: B; COMPND 10 FRAGMENT: RESIDUES 72 - 75; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PB-6; SOURCE 8 MOL_ID: 2 KEYWDS COMPLEMENT FACTOR, COMPLEMENT ALTERNATE PATHWAY, GLYCOPROTEIN, KEYWDS 2 AGGREGATION INHIBITOR, GP ANTAGONIST, COMPLEMENT FACTOR-PEPTIDE KEYWDS 3 COMPLEX, IMMUNE SYSTEM-INHIBITOR COMPLEX EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR X.ZHANG,W.BOYAR,N.GALAKATOS,N.C.GONNELLA REVDAT 3 13-JUL-11 1CFA 1 VERSN REVDAT 2 24-FEB-09 1CFA 1 VERSN REVDAT 1 17-SEP-97 1CFA 0 JRNL AUTH X.ZHANG,W.BOYAR,N.GALAKATOS,N.C.GONNELLA JRNL TITL SOLUTION STRUCTURE OF A UNIQUE C5A SEMI-SYNTHETIC JRNL TITL 2 ANTAGONIST: IMPLICATIONS IN RECEPTOR BINDING. JRNL REF PROTEIN SCI. V. 6 65 1997 JRNL REFN ISSN 0961-8368 JRNL PMID 9007977 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CFA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 5.2 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : NULL REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: 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 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 1 GLN A 3 -158.98 -155.24 REMARK 500 1 LYS A 5 -94.80 -131.15 REMARK 500 1 TYR A 13 95.85 -51.90 REMARK 500 1 LYS A 14 105.52 2.87 REMARK 500 1 SER A 16 -76.11 -43.14 REMARK 500 1 VAL A 17 -51.18 -136.48 REMARK 500 1 LYS A 19 -85.72 -68.32 REMARK 500 1 ASN A 29 156.26 -39.92 REMARK 500 1 CYS A 34 -32.13 -37.62 REMARK 500 1 GLU A 35 -74.19 -91.52 REMARK 500 1 GLN A 36 -28.52 -38.38 REMARK 500 1 ALA A 39 -70.15 -136.10 REMARK 500 1 PRO A 45 -70.26 -50.90 REMARK 500 1 ARG A 46 -52.08 179.49 REMARK 500 1 LEU A 61 -71.68 -79.67 REMARK 500 1 ARG A 62 -46.60 -24.82 REMARK 500 1 ILE A 65 105.44 -43.02 REMARK 500 1 SER A 66 -41.49 -166.47 REMARK 500 1 LYS A 68 -177.23 -53.07 REMARK 500 1 MET A 70 -139.49 -75.03 REMARK 500 2 LYS A 5 -53.25 -150.56 REMARK 500 2 GLU A 7 -88.66 -51.51 REMARK 500 2 LYS A 14 115.40 2.28 REMARK 500 2 SER A 16 -75.00 -42.25 REMARK 500 2 VAL A 17 -49.01 -141.19 REMARK 500 2 LYS A 19 -84.42 -67.72 REMARK 500 2 VAL A 28 -174.66 -62.12 REMARK 500 2 ASN A 29 166.34 -41.77 REMARK 500 2 ASP A 31 19.15 -156.23 REMARK 500 2 GLU A 32 -86.49 -47.40 REMARK 500 2 CYS A 34 -33.85 -35.15 REMARK 500 2 GLU A 35 -72.08 -89.93 REMARK 500 2 GLN A 36 -27.70 -39.84 REMARK 500 2 ALA A 39 -66.15 -130.82 REMARK 500 2 PRO A 45 -70.08 -52.21 REMARK 500 2 ARG A 46 -44.78 179.56 REMARK 500 2 ALA A 58 -79.77 -53.51 REMARK 500 2 ARG A 62 -39.29 -31.06 REMARK 500 2 ILE A 65 91.64 -54.82 REMARK 500 2 SER A 66 -39.17 -150.03 REMARK 500 2 LYS A 68 -165.82 -64.12 REMARK 500 2 ASP A 69 -154.51 -129.65 REMARK 500 2 MET A 70 -75.04 -147.76 REMARK 500 3 LEU A 2 -168.74 -125.53 REMARK 500 3 GLN A 3 -146.92 -78.27 REMARK 500 3 LYS A 4 158.82 -43.01 REMARK 500 3 LYS A 5 -60.51 -140.41 REMARK 500 3 GLU A 7 -84.47 -54.91 REMARK 500 3 LYS A 14 101.17 2.52 REMARK 500 3 VAL A 17 -46.62 -165.83 REMARK 500 REMARK 500 THIS ENTRY HAS 444 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF SYNTHETIC N-TERMINAL REMARK 800 TAIL DBREF 1CFA A 1 71 UNP P01031 CO5_HUMAN 679 747 DBREF 1CFA B 72 75 PDB 1CFA 1CFA 72 75 SEQADV 1CFA SER A 27 UNP P01031 CYS 704 CLONING ARTIFACT SEQRES 1 A 71 MET LEU GLN LYS LYS ILE GLU GLU ILE ALA ALA LYS TYR SEQRES 2 A 71 LYS HIS SER VAL VAL LYS LYS CYS CYS TYR ASP GLY ALA SEQRES 3 A 71 SER VAL ASN ASN ASP GLU THR CYS GLU GLN ARG ALA ALA SEQRES 4 A 71 ARG ILE SER LEU GLY PRO ARG CYS ILE LYS ALA PHE THR SEQRES 5 A 71 GLU CYS CYS VAL VAL ALA SER GLN LEU ARG ALA ASN ILE SEQRES 6 A 71 SER HIS LYS ASP MET CYS SEQRES 1 B 4 CYS LEU GLY DAR HET DAR B 75 25 HETNAM DAR D-ARGININE FORMUL 2 DAR C6 H15 N4 O2 1+ HELIX 1 1 LYS A 5 ALA A 11 1 7 HELIX 2 2 VAL A 17 ALA A 26 1 10 HELIX 3 3 CYS A 34 ALA A 38 1 5 HELIX 4 4 CYS A 47 ASN A 64 1 18 SSBOND 1 CYS A 21 CYS A 47 1555 1555 2.01 SSBOND 2 CYS A 22 CYS A 54 1555 1555 2.03 SSBOND 3 CYS A 34 CYS A 55 1555 1555 2.02 SSBOND 4 CYS A 71 CYS B 72 1555 1555 2.02 LINK N DAR B 75 C GLY B 74 1555 1555 1.31 SITE 1 AC1 6 TYR A 13 LYS A 14 VAL A 18 ALA A 50 SITE 2 AC1 6 GLU A 53 CYS A 71 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 MODEL 1